Computer lock

Computer lock

How do you automatically lock your computer? Start opening. Find Change screen saver and click on the result. For example, make sure you have selected a screen saver in the Screen saver section. B. Empty. Replace the timeout with how long you want Windows 10 to automatically lock your computer. Turn on Show login screen on continue. Screen saver settings. Click Apply.

Why should you lock your computer when you are away?

By locking your computer while you are away, you can protect confidential documents, customer information, financial statements, and employee information, to name a few. Not locking your computer is like giving unauthorized access to your personal, confidential, or public files.

How to get into a locked computer?

  • Turn on the computer and press the F8 key. When you are in the start menu, you have several options to start Windows. Select
  • Windows will now start in safe mode, which can only be accessed by the administrator. By default, this access does not require a password.
  • Click the Start button on the taskbar and select the Control Panel menu. There you will find the User Accounts folder. open

How do you fix a locked computer?

  • Press CTRL + ALT + DELETE to unlock your computer.
  • Enter the credentials of the last user to log in, then click OK.
  • When the Unlock Computer dialog box disappears, press CTRL + ALT + DEL and log in normally.

Lock screen

How do you lock a computer screen?

Method 1: Lock your computer with the user icon in the Start menu. Open the Start menu, click the user's icon and select Block from the list. Method 2: Lock your computer with Ctrl + Alt + Del options Press Ctrl, Alt and Del at the same time and then select "Lock" from the options. Method 3: Lock your computer in the screen saver settings.

How to lock this computer with password?

  • Open the Settings app.
  • Open the accounts page.
  • Click on the "Connection Settings" tab.
  • In the "Password" section, click "Change".
  • Choose a strong password.
  • (More Articles)

:brown_circle: What is the keyboard shortcut to lock your computer?

The keyboard lock combination is built into the Windows operating system. You can lock the keyboard by pressing the Windows and L keys at the same time. The keyboard can be accessed again by pressing Enter and entering your password, if configured.

How do I lock my computer in Windows 10?

  • Step 1. Press the Windows logo key on your keyboard. Open the Start menu.
  • Step 2. Now select a profile name and press the lock button on most options.

Bypass windows 7 password

:diamond_shape_with_a_dot_inside: How do you unlock a laptop?

Download the Laptop Unlock Tool on any computer or laptop you can use right now. Open the laptop unlocker on your computer. Connect your password-protected laptop to your computer, which can be loaded with software via a USB or LAN cable. Wait about 12 minutes. If available, press the unlock button.

:brown_circle: How to unlock your computer?

  • Method 1: Unlock Your Computer With a Password Reset Disk
  • Method 2. Unlock Your Computer in Safe Mode
  • Method 3: Unlock the computer password using the Windows installation CD
  • Method 4. Unlock Local Account Password
  • Method 5. Unlock the password for the second login account

How do you automatically lock your computer keyboard

Method 1: Disable filter buttons. If the whole keyboard is locked, you may have suddenly activated the filter key feature. Method 2: Disable the Num Lock key When you press NumLock on your keyboard, pressing the correct number keys may not work because they are locked. Method 3: Update or reinstall your keyboard driver. The keyboard may crash due to an outdated or faulty driver. How to unlock the keyboard in this case?

:brown_circle: What is the keyboard shortcut to unlock computer?

Press Ctrl + Alt + F to unlock the keyboard and mouse. If you want to make changes to this combination (Ctrl + Alt + any letter or number), right click on the icon on the taskbar, go to Options, click on the menu next to "Lock/unlock access directly:" and select your preferred one from a combo.

What is the keyboard shortcut to lock computer in Windows 10?

Method 1: Lock your Windows 10 computer with the hotkey: Windows key + L. Press Windows key + L at the same time to quickly lock the screen. The Windows key is located in the bottom row of keys and looks like the Windows logo.

:diamond_shape_with_a_dot_inside: How do you automatically lock your computer screen

To unlock the screen, press the Home button or the Sleep/Wake button to wake it up. Slide your finger over the unlock message to unlock it at the bottom of the screen and follow the prompts to unlock your device with a passcode, Touch ID, or alphanumeric passcode.

:eight_spoked_asterisk: How do you unlock a locked computer?

To unlock your computer, just press the \\, \\\ old \ and \ delete \ keys and then reconnect to the computer. However, if you want to avoid this in the future and want to permanently unlock your computer, you can edit the registry and disable the system lock security feature.

:diamond_shape_with_a_dot_inside: How do you enable screen lock?

Steps to enable Windows 8 lock screen:
Step 1 : Open registry editor. 1. Press the Windows and R keys at the same time to open the Run window, type regedit in the blank field and click OK.
Step 2 - Locate the customization folder in the registry editor.
Step 3 : In the Personalization folder, change the NoLockScreen data value to 0.

:brown_circle: How do you automatically lock your computer battery

Select Never for both: Battery, turn off later and When connected, turn off later. Your computer will never automatically turn off the screen, lock it or go to sleep. This only happens when the screen is off and the computer goes into sleep mode to enable the auto-lock feature.

:diamond_shape_with_a_dot_inside: How do I lock my device when away from the computer?

Learn how to pair devices via Bluetooth. On a Windows 10 PC, select the Start button > Settings > Accounts > Connection Settings. Under Dynamic lock, check the box next to Allow Windows to automatically lock my device when I'm away.

:diamond_shape_with_a_dot_inside: Does your Windows PC get locked automatically?

Does your Windows PC crash automatically too often? If so, it's probably because the computer settings are causing the lock screen to show and Windows 10 to lock because of it, even if you leave it inactive for a short period of time.

Why does Windows 10 lock when battery is low?

Windows 10 freezes / sleeps / sleeps when the battery is low, which hopefully prevents you from losing your work (when the battery is completely drained) while trying one last try to save it. When the battery is low, your work remains inactive (not inactive).

How to lock screen on Windows 10 with auto lock?

Open the Settings app and go to the Personalization Settings group. Select the Lock screen tab and scroll down. You have an option called Screen Saver Settings. Busy here. In the Screen Saver Settings window, open the drop-down list and select Blank or something else. In the "Wait" field, enter the time for automatic blocking.

How do you automatically lock your computer without

If you don't like screensavers, you can lock your computer while you're away without activating the screensaver. Just select "No" from the list of screensavers and check the box as you did before. Your computer will now automatically switch to the login screen when you leave your computer for the time you choose.

How do you automatically lock your computer password

For the lock to take effect, make sure your computer is set to require a password when you wake up from sleep. When you're done, you can use the keyboard shortcuts ⊞ Win + L (Windows) or Ctrl + ⇧ Shift + Power (Mac) to lock your computer.

:brown_circle: How do you unlock your computer password?

Wait for the computer to reach the Windows logo, then hold down the Ctrl, Alt, and Del keys. The classic login window appears. Enter an administrator in the User dialog box and leave the password field blank. Click Sign In or press Enter and wait while Windows loads the administrator profile.

Laptop keys

:diamond_shape_with_a_dot_inside: How do you password protect your computer?

You can protect your computer by enabling a password for Windows user accounts. Log in to your computer's administrator account. This account can set its own password, but you can also set passwords for one of the others if you have multiple user accounts.

:eight_spoked_asterisk: How to turn off password in Windows 10?

To disable the Windows 10 login password: 1. Press and hold Windows + R on your keyboard. 2. The Run dialog box will open, type netplwiz and press Enter. 3. Clear the check box. Users must enter a username or password to use this computer. 4. Done! Here is a screenshot of Netplwiz when it opens successfully.

:eight_spoked_asterisk: How do you automatically lock your computer hard drive

To lock or unlock your hard drive in Windows XP or later versions of Windows, use BitLocker or third-party software designed to lock and unlock drives. You need to open a command prompt window to unlock or lock your hard drive. In Windows, click the Start button and type cmd in the search box, then press Enter.

How to lock the hard drive in regedit Windows 10?

Step 1 : Search for Regedit in the start menu search bar, then click the Regedit icon.
Step 2 : Go to "Disk" > "Shell" in the left pane. Then right click on the shell, choose New > Key and name the key Runes.
Step 3 : In runas, double-click the Default option, type Lock Disk in the Value field, and click OK to save the changes.

Screen lock time

:diamond_shape_with_a_dot_inside: How to enable or disable automatically lock computer in Windows 10?

You must be logged in as an administrator to enable or disable the automatic locking of your computer. This option is only available in Windows 10 Pro and Enterprise editions. All releases can use the second option below. 1 Press the Win + R keys to open the Run dialog box, type Run and click/click OK to open Local Security Policy.

How do I lock the BitLocker Drive in Windows 10?

Step 1 - Type CMD in the search box on the taskbar and right click on CMD to select "Run as administrator". two
Step 2 : Enter the management lock X: (X is the BitLocker drive letter, for example E) instead of the blinking cursor. Afterwards,.

How do you automatically lock your computer shortcut

You can press Windows + L to lock your computer. Ctrl + Alt + Del The keyboard shortcut Ctrl + Alt + Del is often used to close unresponsive software, but you can also use it to lock your computer. Press Ctrl + Alt + Del and then click "Lock" in the menu that appears.

What are the shortcut keys for locking the computer?

2 Ways To Lock Windows Computers With Keyboards And Protect Your Data Quickly You can lock Windows from your keyboard using two different keyboard shortcuts. One way to lock your Windows computer with your keyboard is to press Ctrl + Alt + Del and then select the Lock option. If you just want to use your keyboard, you can lock Windows with the Windows Key + L command.

Reset admin password win 10

What is the keyboard shortcut for locking computer?

  • You can lock Windows from the keyboard using two different key combinations.
  • One way to lock a Windows computer with the keyboard is to press Ctrl + Alt + Del and then select the Lock option.
  • If you just want to use your keyboard, you can lock Windows with the Windows Key + L command.

:diamond_shape_with_a_dot_inside: How do you lock a computer?

To lock your computer: Press the Win + L key combination on your computer keyboard (Win is the Windows key as shown in this figure). The Windows logo is on the Windows key. Click the lock button in the lower-right corner of the Start button menu, as shown in this figure. Clicking the lock icon will lock your computer.

:diamond_shape_with_a_dot_inside: How to temporarily lock the computer?

There are several ways to temporarily lock your computer when you are not working. One way is to use Windows' built-in desktop lock feature, the Win + L key combination. By pressing the Win and L keys at the same time, the computer can be locked at any time and returned to the login screen.

Why you should lock your computer?

Here are 5 top reasons to lock your computer: Oops! Sometimes screens go blank or go back to screen saver, most people generally use keys like space or enter to wake up the computer, not realizing that often a button can ■■■■■■■ a command to submit a form that changes makes to records. Confidential messages and documents.

Why does my laptop keep locking up?

Software problems A computer that freezes or freezes is often caused by software problems. Every program or window you open on your computer uses some of the computer's resources to keep it running. Computer crashes can also be caused by outdated or corrupted drivers.

Why you should always lock your computer back

Locking your computer prevents it from being secretly monitored or modified. If you don't block, someone can easily access your session so they don't notice you when you return to your computer. The security advantage is real because there is a class of attackers who want to gain access without trace.

How do you stop a laptop from locking?

Change your computer's security settings to prevent it from crashing. In the lower left corner of your screen, click the "Home" tab and click the "Control Panel" tab. Double-click the System Maintenance icon and select Power Options.

Why does my computer keep locking up on Me?

If Windows continues to crash, it could be a specific software issue or a more general computer performance issue. Regular preventative checks can help prevent freezing, and instant freeze issues can often be resolved by reducing the processor speed and running full diagnostics.

:diamond_shape_with_a_dot_inside: Why does my screen keep locking up?

If your computer keeps freezing then it could be a memory problem such as a bad memory card. Fortunately, Windows has its own Windows Memory Diagnostics tool to help you troubleshoot these types of issues. To run a memory check, first press Windows key + R to open the Run window.

:brown_circle: When should you lock your devices?

Always block devices that contain sensitive data. This includes computers, mobile devices and tablets. Most devices have a setting that automatically locks your device after a period of inactivity. This is especially useful if you forgot to lock your computer.

:eight_spoked_asterisk: Is it better to lock or unlock a computer?

Shutting down a computer requires little effort, but forces an attacker to use an attack scenario that requires more time and skill. More people will try to use an unlocked computer than a locked one, so you're more likely to steal a bike without a lock than with an unlocked one.

How do I lock my computer screen when not in use?

Computer screen lock 1 Set the device to automatically switch to the screen saver when you are not using it (max. 2 Make sure to enter a strong password to start or wake the computer 3 Disable automatic login 4 Close manually , log into the system or lock your device before leaving it unattended.

:brown_circle: Why you should always lock your computer without

If you do not lock your computer, unauthorized persons can gain access to customer information, financial statements and other confidential documents. In addition, a passerby could download malware onto your computer, access online banking services by storing passwords in your browser, or send emails as your own.

:eight_spoked_asterisk: What happens if you don't lock your computer?

Not locking your computer is like giving unauthorized access to your personal, confidential, or public files. The next time you leave your computer unlocked, keep in mind that anyone can access your computer and change, delete, or even share information on your computer.

:diamond_shape_with_a_dot_inside: Do You Leave your work computers unlocked?

According to a study by ShredIt, 25% of employees leave their computers unlocked and unattended. In most cases, work computers contain a lot of valuable and confidential information. If you leave your computer unlocked while you are away from your workplace, all this confidential information will be available to anyone who passes by.

:brown_circle: Why do I need a key to unlock a hard drive?

In this case, you will be prompted for the key every time you turn on or restart your computer. If the hard drive is removed from the machine and placed in another, it will remain locked unless a key is provided.

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:eight_spoked_asterisk: How do I lock the hard drive in Windows 10?

Another option is to lock the hard drive with a password in BIOS (Basic Input/Output System). BIOS is a pre-installed Windows environment that allows you to control your computer hardware through specific settings.

How to lock your desktop when you leave your desk?

There are two ways to lock it: by using a password-protected screensaver and manually locking it when you leave your workplace. Locking your desktop is easy! To lock the desktop in Windows, simply hold the Start key (check box) and press L. Customize the hot corner in Mac OS X to activate a password-protected screen saver.

Why does my computer still keep shutting down?

  • Electricity problem. The first thing to do is to check the power supply to see if it is connected properly and if the power supply is stable.
  • overheated. Most computers on the market today are designed to shut down silently if their internal components overheat.
  • Hardware failure.
  • Viruses and malware.
  • Operating system error.

Why would my computer lock up for no reason?

A failed hard drive, RAM module, video card, or other hardware can cause your computer to crash. A device driver can also cause your computer to crash if it is outdated, conflicts with another driver, or malfunctions.

Live lock screen wallpaper

How do you unlock a computer without a password?

Options to unlock a locked computer without password. Option 1: Unlock the computer password by rebooting the drive. Option 2. Boot your computer in safe mode. Option 3: Boot your computer from the Windows installation CD. Option 4: Unlock your computer with special software.

How do you keep computer from locking?

Change your computer's security settings to prevent it from crashing. In the lower left corner of your screen, click the "Home" tab and click the "Control Panel" tab. Double-click the System Maintenance icon and select Power Options.

How to get into a locked computer dell

Follow these steps to use the installation CD to unlock your Dell laptop password.
Step 1 - Boot your Dell laptop from the Windows installation CD. Insert the installation CD into your Dell laptop. Start/reboot your Dell laptop, press F12 several times at once until you see the start menu bar.

How to unlock a Dell laptop?

  • Restart your computer and when the computer has rebooted, press F8 Mode to open the boot options section of your computer system.
  • From the boot options on this screen, select "Safe Mode" and press "Enter" to boot your computer into Safe Mode, where you can log in as
  • Select "Administrator" in connection profiles. You do not need a password to access your computer this way and you can now reset your password and

How to factory reset a computer

:diamond_shape_with_a_dot_inside: How do you lock the screen on a Dell laptop?

Open the Start menu, click the user's icon and select Block from the list. Method 2: Lock your computer with Ctrl + Alt + Del options Press Ctrl, Alt and Del at the same time and then select "Lock" from the options. Method 3: Lock your computer in the screen saver settings.

How to unlock Windows 7 computer ?

Unlocking Windows 7 Insert the USB installation CD/CD into the locked computer and start it. Press the F8 key several times to access additional boot options. Use the ↓ ↑ keys to select Safe Mode with Command Prompt and then press Enter. (If it doesn't start correctly, check the file. Wait for the file window to appear.

:diamond_shape_with_a_dot_inside: How to get into a locked computer when a death will

Accessing the deceased's computer If possible, back up the computer's hard drive. Try again to access the online Microsoft account you signed into your computer with (if used).

Can I get access to a deceased person's computer?

Microsoft will not give you access to a deceased person's computer. They give you access to your data in your email account . but no computer. It is for this reason that in my original answer here I gave advice on what to do to access the computer.

Computer keeps freezing

:diamond_shape_with_a_dot_inside: How to get back into a locked computer?

Select the correct account and change the password as you see fit. Restart your computer and turn it on as usual. When your account appears, enter your new password and return to your locked computer. Method 2: Use a password reset disk to access your locked computer.

How do I remove a password from a deceased person's computer?

It is best to use ntpasswd as it can activate the local administrator account and remove the password if configured. There is a step by step guide, if you need help, look into the legalities of the practice. Only the executor has access to the deceased's computer.

:eight_spoked_asterisk: Who can unlock this computer?

This computer is locked. Only or an administrator can unlock this computer. When a user logs in and out, they may not be able to log on to the computer (local or domain) and may receive the following error message:.

How to get into a locked computer without a password?

Use a password reset disk to access your locked computer. Method 3. Use Windows password recovery tool to access your locked computer. Method 1. Use safe mode to access your locked computer. The computer is locked and you do not know how to enter the computer without a password? You can easily reset Windows password from safe mode.

:diamond_shape_with_a_dot_inside: Why am I locked out of my Windows 8 computer?

If, for any reason, you enter the wrong password too many times, your Windows 8 computer will be locked and you will receive the message "The specified account is currently locked and you cannot log in." In that case, you can refer to the following 3 methods to unlock the user account in Windows 8.

:brown_circle: How to unlock a locked out user in Windows 8/81?

If you are not the administrator of a password-protected computer, you can ask a local or domain administrator to launch the Local Users and Group Management Console and unlock the locked user account in Windows 8. 1. Press Win + Edge, install the Run dialog box. Click "User" and select a blocked username for the pop-up screen.

:eight_spoked_asterisk: How do I unlock a locked computer in Windows 10?

After you restart your Windows computer without anyone logging in, you will not be able to log in to the computer locally or on the domain. This computer is in use and locked. Only or an administrator can unlock this computer. Press Ctrl + Alt + Del to unlock this computer.

:eight_spoked_asterisk: How to reset a locked computer?

1) Open File Explorer, select the Windows logo and press E on your computer. 2) Open the computer management application. Find the Storage option and select Disk Management below it. 3) Now restart your computer. Press the restore button at startup. 4) Once you click this button, the Recovery Manager screen will appear.

How do you fix a locked computer screen

To adjust your screen lock settings, launch the System Preferences applications by pressing the Menu button to open the Mint menu. When the Mint menu appears, go to the Settings category, scroll down and left click on the System Preferences app.

:eight_spoked_asterisk: How do you turn off a lock screen?

Slide your finger from left to right on the status bar until you see the screen lock icon, a padlock inside a circular arrow. Touch the lock screen icon to disable the screen lock. The lock icon will disappear and the screen rotation should be unlocked. Press the Home button again to go back and hide the status bar.

:diamond_shape_with_a_dot_inside: How do you change the lock screen on a laptop?

Try changing your lock screen as follows: a. Press Win + C to open the Charms bar. B. Click Change PC Settings. in return for. On the Change PC Settings screen, click Personalize and click Lock on the right.

:brown_circle: How do you fix a locked computer windows 10

It will unlock your computer when you reconnect (with your NetID and password). Press and hold the Windows logo key on your keyboard (this key should appear next to the Alt key), then press L. Your computer crashes and the Windows 10 login screen appears.

How do I Reset my Windows 10 password if locked?

If you sign in to Windows 10 with a Microsoft account, but your computer is locked out of Windows 10, you can reset your password online.
Step 1 : just go to
Step 2 : Enter your email address and receive a code.
Step 3 : Enter a new password.

:brown_circle: What happens to my files when I lock my computer?

Remark. Any application, file, web page, or other window that you opened before locking your computer will remain open as long as your computer is locked.

How do I shut down a locked Windows computer?

Use the shutdown utility in the Microsoft Windows Resource Kit to attempt to shut down the locked computer. On a locked computer, the Shut Down dialog box appears, but the computer does not restart. After the shutdown time has elapsed, the "Welcome to Windows" dialog box is displayed.

How do you fix a locked computer keyboard

You can unlock the keyboard on your PC by going to Start > Control Panel > Ease of Access > Keyboard tab and then disable all keyboard options. After this process, restart your computer and your keyboard will be unlocked.

:eight_spoked_asterisk: How do you unlock a hp keyboard?

Make sure the Num Lock or Function Lock buttons are disabled. They can block parts of your keyboard. When one of these is lit, press it to unlock the locked part of the keyboard. They are located in the top right corner of your laptop and between the numeric keypad and the main keys on your desktop keyboard.

What to do when your keyboard locks?

Press Ctrl + Alt + L to lock the keyboard. The keyboard lock icon changes to indicate that the keyboard is locked. Almost all keystrokes are now disabled, including function keys, Caps Lock, Number Lock, and most special keys on multimedia keyboards.

How to unlock your keyboard?

  • Step 1 : Disables the filter buttons.
  • Step 2 : Disables Num Lock.
  • Step 3 : Reinstall or update the keyboard driver.

:brown_circle: What is the best cable lock?

The Master Lock #8218DPS Cable Lock is an excellent choice if you are listing the top five cable locks. The advantage of this lock is the anti-theft and anti-theft technology combined with the hardened steel case.

How do you reset a computer lock combination?

To reset the combination lock, open the lock, turn the lock, hold the top half and enter a new combination. Please note that all combination locks are different and not all locks can be reset. Please refer to the manufacturer's instructions for details on how to reset the lock combination for your particular model.

:brown_circle: Where is the lock slot on a laptop?

To determine if your laptop is compatible with a laptop lock, look at the side or back of your computer to see if it has a universal security lock (USS). The USS is a round hole that is usually on the side of your laptop, but also on the back of some models.

:diamond_shape_with_a_dot_inside: What is a Kensington lock and what does it do?

A Kensington lock is a security device that connects a computer cable to a stationary object, such as a table. It is like a bicycle lock that holds your bicycle firmly to the railing. This security feature prevents your laptop or other device from being accidentally stolen in public places such as cafeterias, airports and school libraries.

What is the Kensington lock used for?

The Kensington Laptop Security Lock is a locking mechanism that users can use to protect their equipment. The lock is especially useful when the computer is used in a public place, such as a library. Many laptops have a locking hole called the Kensington slot that supports laptop locks.

How does a Kensington lock work?

Kensington Castle. The padlock goes through a hole with a cable that can be tied to a table leg or other secure place, so no one can steal your laptop while you're gone.

:brown_circle: What is a Kensington lock?

The Kensington Lock, also known as K-Lock or K-Slot, is a small hole that can be found on almost all laptops after 2000. Depending on the laptop model, the hole is in the back corner or on the side. Laptops with a Kensington lock can secure your portable device with a Kensington lock.

How to lock this computer?

  • WindowsL. Press the Windows key and the L key on your keyboard. Key combination for the lock!
  • Ctrl-Alt-Del.
  • Start button.
  • Automatic blocking by screen saver.

:brown_circle: How to unlock a laptop password?

  • First, insert the installation CD into your locked laptop and reboot your device. You can also use a USB stick
  • The laptop will now boot from the USB drive, click Next to continue.
  • Then click Repair your computer.
  • Now you have to wait for Windows to recognize the installation files on the laptop and then the drive on which
  • Then select your operating system and click Next.
  • System Restore Options

Factory reset windows 7

How can I put a lock on my notebook computer?

How can I lock my laptop? The Kensington™ lock connection allows you to secure your computer to objects such as a desk. Insert a Kensington lock into this port and secure the other end of the cable to a solid object.

How to unlock a laptop?

  • First, restart your laptop and press DEL or F12. A screen will open.
  • Click on Troubleshoot on this screen.
  • Then click on "Reset this PC" and then 2 options, but you need to select "Remove everything".
  • The laptop will immediately reboot and open in a new window.

:diamond_shape_with_a_dot_inside: How do you lock a laptop?

To lock a laptop with a key, insert the key directly into the back of the laptop lock and turn it over. This will unlock the lock and allow you to remove it from your computer. For a combination lock, set your combination by adjusting each wheel until the correct number is displayed on the front of the lock.

How do you unlock Dell computer screen?

Locate the menu button on the bottom of your Dell monitor. Press the button to display the On Screen Display (OSD). Press the down arrow next to the menu button to navigate through the menus.

:diamond_shape_with_a_dot_inside: How do I lock the number keys on a Dell laptop?

Press the Fn key, usually in the lower left corner of the keyboard next to the CTRL key, and press the F11 key at the same time. Depending on your Dell laptop model, the F11 key may display a keyboard icon or Num Lock. Use the numeric keypad as you would on a full-sized keyboard.

computer lock