Keys on the Keyboard No Longer Work? Here are 9 Solutions

There are many reasons for which keyboard keys no longer work. It may be a hardware problem or simply a error in your system.


Why do the Keys on the keyboard no longer work?


We were able to bring together the causes the most common reported by Windows 10 users and have compiled a list of them that might have a cause that also applies to you.

Islest damaged:

If something happened to your keyboard himself physically, this could lead to operating problems.

It is most often a cable damage used for connect the hardware to your PC.

Your drivers are missing or outdated:

The pilots are necessary to ensure that all parts of your computer work as expected, even if they are not supported through Microsoft.

If pilots are missing Where obsolete, It can not work.

You are using an unsuitable USB port:

You may have it plugged into a USB port he is not with compatible. It may also be that your USB port that is damaged and should be replaced.

Your power settings are misconfigured:

Windows offers many possibilities energy saving. One of these functions allows your computer of disable inactive devices, possibly by deactivating.

Filter key difficulty:

There is a known bug in the Windows filter key function which causes typing problems on the login page.

A new major update:

Sometimes the major updates can cause problems on your computer.

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Method 1: hidserv.dll may be the cause of the problem


Step 1: Find hidserv.dll

  • Navigate on c: windows system32 and seek hidserv.dll-DISABLED.

Step 2: Change the permissions of the file

  • Click with the right button mouse over the file and click ” Properties“.
  • Navigate to the security tab.
  • Click on ” Advanced ” to open a new window.
  • Change the owner of the file in terms of your account. Click on OK to go back to the file properties window.
  • Still in the security tab, under the list of group or user names, click on ” To modify ” and add your account to this list.
  • In the list permissions, make sure that the ” Full Control – Allow Is checked.

Modify file rights
Modify file rights
  • Click on OK to close the window and apply the changes.

Step 3: Rename the file

  • Rename the file hidserv.dll-DISABLED in hidserv.dll

Step 4: Restart the “hidserv” service

  • In the menu To start up, type services.msc and open it with administrator rights.
  • Navigate the list and find hidserv, make a right click above and select ” to start up “.

Your keyboard keys should work correctly again.

keyboard keys no longer work
keyboard keys no longer work

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Method 2: Perform the hardware and device troubleshooting function.


If your computer is having difficulty with a device or other recently installed hardware, try to use hardware and peripheral troubleshooting function.

It checks for common problems and allows to make sure that any new peripherals or hardware connected to your computer have been installed correctly.

Follow the steps below:

  • Press the key Windows + X and select Control panel.
  • Spend from View By category To Small icons / Large icons.
  • Click on Problem resolution and select Show all.
  • Click on Hardware and peripherals and follow the on-screen instructions
Troubleshooting Hardware and Peripherals
Troubleshooting Hardware and Peripherals

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Method 3: Disable filter keys


  • Go to the control panel and open Ergonomics option.
  • Scroll down and select the Make the keyboard easier to use option.
  • Scroll down and to find the option Filter keys.
  • Make sure that the option Activate filter keys is not checked.
  • After having disabled this option, click To apply and OK for Save Changes.
Disable filter keys
Disable filter keys

The “Filter keys” function is designed for ignore short or repeated keystrokes.

According to users, this function is enabled by default on their laptop, and that’s what causes the problem.

If the Control Panel does not open in Windows, we have a comprehensive guide that will help you.

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Method 4: Use the “Windows + Space” shortcut


According to users, they only had difficulties that with specific keys of their laptop, but they were able to adjust it easily.

According to them, you can fix this problem by just pressing Windows key + Space and all keys should start to work.

A few users have stated that this solution is suitable for them, so you should give it a try.

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Method 5: Check for System File Errors


In the case where keyboard keys no longer work because of a software problem, the first thing to do is to :

Start a system file scan, who will scan essential Windows system files to the check for any errors, then will correct any corruption if possible.

To do this, press the Win key, then type cmd in the search area.

When command prompt appears in the results, do a right click above and click on ” Execute as administrator“.

In command prompt, type the command next and wait for the process to complete:

sfc / scannow

Sfc / scannow command
Sfc / scannow command – Keyboard keys no longer work

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Method 6: Reinstall your drivers


You must now check if the driver has a problem, what you should do in the device manager.

  • Please click on the start button from your laptop, and you should see the control panel in the list.
  • If you can’t find the Control Panel in the list, please use Cortana :
  • Click on Cortana, and say (enter) Device Manager, then you can directly open the Device Manager.
  • Click on display by small icons or display by large icons to see all items in the Control Panel.
  • Click on Device Manager to open it.
  • Double click on Keyboards to expand it, then click on your keyboard with thethe right mouse button and select Uninstall the device.
  • After having uninstalled the driver, restart your laptop and Windows will automatically reinstall the device driver.
Uninstall the keyboard driver
Uninstall the driver

Then check if it works now.

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Method 7: Check the Cable


Yes the driver is reinstalled and keyboard keys no longer work, then we have to open laptop for check the cable.

You have to disconnect the cable and reconnect it to the motherboard.


Method 8: Bios


  • Please start the computer and enter system configuration (BIOS) by pressing the F2 key of the ASUS logo OR (depending on the manufacturer of your machine).
  • Restore the default system configuration fields by pressing .
  • Shut down the computer and disconnect the battery, the AC adapter and external devices.
  • Press and hold the power button during 10-15 seconds, then release the power button.
  • Reconnect the AC adapter and battery only and turn on the computer.
  • Start pressing the F8 key and start in safe mode.
  • In ” safe mode“, Hold down the“ Windowsdepressed and press the “R” key.
  • The dialog box ” Execute ”Is displayed.
  • Type ” devmgmt.msc (Without quotes) and press Entrance.
  • Expand » Keyboards “, Click with right mouse button on the listed keyboard (s) and select ” Uninstall “.
  • Restart the computer and wait that the drivers are downloaded.
  • Now check the functionality of the keyboard.

Keys on the keyboard no longer work: Blowing dust


Over time, it accumulates particles of dust and debris which cover the sides and underside of keys, what hinders and disrupts their functioning.

Even those who never snack while using their computer may find this type of debris to be a problem.


Is it defective?


If none of these troubleshooting methods does not work for you, it may be is defective.

If you are in the warranty period of your device, you can get a free replacement ; however, be sure to do a backup of your hard drive before having it repaired.


Need a quick repair? Use the USB


If you are using a laptop, and that none of these troubleshooting tips only proved to be effective, you can connect a temporary USB keyboard.

It can help you complete current projects before fix the actual laptop problems.

Although this is not a long term solution, it can help you complete current projects. You can then determine the problem later.

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