Caps Lock Randomly Turns on and off? Try These Fixes!

Fix the Caps Lock Randomly Turns on and off Problem

Here are five methods to help you fix the Caps Lock randomly turns on and off problem. You can try these methods to find one that can solve your problem.

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Fix 1: Change Another Keyboard

You can connect another keyboard to your computer to diagnose whether the problem is related to your keyboard or the computer’s configuration. If the Caps Lock still switches by itself, you can try the following methods to fix it. If not, just change the keyboard.

Fix 2: Reinstall the Keyboard Driver

Step 1: Press Win + X and select Device Manager from the WinX menu.

Step 2: Expand the Keyboards selection and right-click on the device.

Step 3: Choose Uninstall device from the context menu.

Step 4: In the following window, click on the Uninstall button to confirm.

After uninstalling successfully, you should restart your computer. Windows will install the corresponding driver automatically when rebooting.

Fix 3: Turn Off the Filter Keys

Filter Keys is an accessibility provided by Microsoft. It is able to ignore brief or repeated keystrokes. Probably, this is the cause of the Caps Lock key turning on and off automatically. You can turn off the Filter Keys to see if it helps resolve the problem.

For Windows 10

Step 1:  Press Win + I to open Windows Settings.

Step 2: Click on Ease of Access, then shift to the Keyboard tab.

Step 3: Scroll down to find Use Filter Keys and toggle the switch to Off.

For Windows 11

Step 1: Click on the Start icon and choose Settings.

Step 2: Select Accessibility from the left pane.

Step 3: Look for the Keyboard tab and click on it.

Step 4: Turn off the Filter Keys button.

Fix 4: Check the Language Bar Options

Step 1: Press Win + I to open the Settings window.

Step 2: Select Devices on this window. If you are a Windows 11 user, you need to choose Time & language in this step.

Step 3: Shift to Typing > Advanced keyboard settings.

Step 4: Choose Language bar options.

Step 5: Turn to Advanced Key Settings in the popup window.

Step 6: The Press the CAPS LOCK key choice should be selected under the To turn off Caps Lock section.

Fix 5: Update the BIOS

In some cases, the Caps Lock switches on and off automatically indicating a system problem. You can check for the version of BIOS to know if it is required to update the BIOS. Performing a BIOS update can fix some bugs in your computer, including the blinking Caps Lock key.

You can find a comprehensive guide from this article if you need to update BIOS on your computer: How to Update BIOS Windows 10 | How to Check BIOS Version.

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Bottom Line

You might experience different issues with the Caps Lock key. When discovering Caps Lock turns on and off by itself, you can try the above methods to resolve it.