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We already live and work in the age of technology, and most people use a keyboard every day. Whether we are working at the office or looking at something on the internet in our own space. There are, however, some touch-screen features, but most of us still use a keyboard for our everyday tasks. But a lot of our readers are complaining that their ALT Codes not working in Windows. we know this is annoying, but you’re not the only one.
There are a lot of keyboard shortcuts that help us save time and get more done. In the same way, there is a special group of keys on the keyboard called “Alt.” we sure that everyone already knows what ALT is. It can change numbers, symbols, or letters, right? We’ll show you try different things to Fix ALT Codes not working in Windows you might be having.
(Fixed): ALT Codes not working in Windows

Turn On Mouse Keys
If you need to use ALT codes on Windows but they aren’t working, you might want to turn on Mouse Keys when NUM LOCK is ON. This is a simple way to fix many ALT code issues. To do this, press the left ALT, left SHIFT, and NUM LOCK keys on your keyboard at the same time. Click Yes in the pop-up menu, and Mouse Keys will be turned on.
If you do this, you should be able to use ALT codes ALT Codes not working again because you will be able to type characters by clicking the numeric keypad with the mouse cursor. This is especially helpful if you are using a smaller keyboard or a laptop that doesn’t have a separate number pad.
Uninstall the problematic app
It’s possible that a third-party app is causing the problem. If you just installed a third-party app and are now having this problem, you can fix it by removing the app that is giving you trouble. You can also close the apps that are running in the background and then figure out which one is causing the problem. Then you can get rid of the app that was making trouble.
Open Settings and go to Apps > Installed apps to do this. Then, choose the programme that is giving you trouble and click on the three-dot menu button. Then, choose Uninstall and follow the instructions that come up. After that, use the ALT codes ALT Codes not working to see if the problem is fixed.
Enable Entry of All Unicode Characters Via Regedit
- Pressing the Windows key and the R key together will bring up the Run menu. Type reedit and press Enter to open the Registry Editor. Then click Yes to give yourself admin rights.
- Then, use the left-hand pane to go to the following place: HKEY CURRENT USERControl PanelInput Method, etc.
- Next, right-click Input Method, choose New, and then choose String Value.
- Call the string value you just made “EnableHexNumpad.” Then double-click it, set its Value data to 1, and click OK.
- To make the changes take effect, restart your computer.
Troubleshoot in a clean boot state
- Press Win + R to bring up the Run command box.
- Type msconfig into the Open field and press Enter to open the System Configuration window.
- Now, go to the Services tab and check the box that says “Hide all Microsoft services.” So, you won’t accidentally turn off important Microsoft services.
- After that, click the “Disable all” button, and all the third-party services will be turned off.
- Next, go to the Startup tab, tap the Open Task Manager button, and use your Task Manager to turn off the programmes that run when your computer starts up.
- Then, go back to the System Configuration window and press the OK button. Finally, restart your computer.
- After restarting your computer, you can use ALT codes ALT Codes not working to see if the problem is fixed.
Uninstall interfering application
It turns out that there are a number of programmes that can stop you from using the Alt keys. This is because they are kept open so that only certain people can use them. Most of the time, the ALT key is used to turn on or off the push-to-talk feature, which prevents the use of ALT characters. Most people say that this problem is caused by the voice-over-IP app Mumble, but there may be others.
- Press the Windows key + R to open the Run box. Then, type “appwiz.cpl” in the text box and press Enter to open the Programs and Features menu.
- In the Programs and Features menu, scroll down the list of installed apps until you find the one that is causing trouble. When you find it, right-click it and choose “Uninstall” from the pop-up menu.
- Follow the on-screen instructions to get rid of the programme, and then restart your computer to see if the problem is fixed when the system starts up again.
Adding ALT characters using the Character Map
- Press the Windows key + R to open the Run box. Type “charmap” and hit Enter to open the Character map.
- Once you’re in the Character Map, you can scroll through the different typefaces and click on the character you want to use
- Then, click the Select button to copy it to your clipboard.
- Use Right-click > Paste or Ctrl + V to paste the special character you copied in step 3.
Final Words
So, this is the end of our article on Fix ALT Codes not working in Windows. ALT codes can be used to make symbols and other special characters on your computer. ALT code problems could be caused by any of the following. When ALT Codes not working, it’s likely that the number lock setting is off. This setting controls ALT codes, so if you’re having trouble, check it. The language settings in Windows can also be to blame for this problem. Windows might not understand what you type if it doesn’t match the language settings.
FAQ
What are the Reasons for ALT Codes Not Working on Windows
- When Num Lock is on, the mouse keys don’t work: When Num Lock is on, you can’t use the mouse keys, which is one of the main reasons.
- Using Registry Editor to turn on Unicode is not possible: Your registry may have a key that stops you from using the Alt key to add Unicode characters.
- Interference from a third party: It turns out that this can be caused by some well-known Voice over IP apps. Most of the time, this problem is reported with Mumble and Discord.
- The registry for special characters is broken: In rare cases, ALT codes that don’t work on Windows could also be caused by a problem with the registry that keeps track of all ALT characters.
How do I enable Alt codes in Windows
To use an Alt code, hold down the Alt key and type the code using the number pad on the right side of your keyboard. If you don’t have a numeric keypad, copy and paste the symbols from this page, or go back and try another way to type.