To do that, simply right-click the right pane and choose New > DWORD (32-bit) Value. Note: If this file is unavailable, you need to create it. Step 4: Find AltTabSetings in the Explorer section and double-click it.

Step 3: After accessing the Registry Editor window, please navigate to the following path:Ĭomputer > HKEY_CURRENT_USER > Software > Microsoft > Windows > CurrentVersion > Explorer Step 2: Once the Run box pops up, please type regedit and click OK. Step 1: Press the Windows + R keys on the keyboard at the same time to get the Run box. To check that, please do what the following tutorial shows. This fix is to check the Alt Tab Registry values to get the shortcut key available. Upon restart, Windows will automatically download and install the lastest keyboard drivers. Step 3: Restart your computer to apply the changes. Right-click the displayed device and select Uninstall device. Step 2: In the Device Manager window, please locate Keyboard and expand this option. Step 1: Type Device Manager in Cortana’s search bar and select the best-matched result. Here is the tutorial on reinstalling the keyboard driver: If this shortcut key also fails, you can try reinstalling the keyboard driver. In this situation, you need to buy a new one for your computer. Step 3: If this shortcut key works, there might be something wrong with your original keyboard. Step 2: Try Alt + Tab shortcut key on the newly-connected keyboard. Step 1: Connect another USB keyboard with your PC. Therefore, you can check your keyboard by the following steps: The keyboard is one of the reasons for “Alt Tab not working”. Finally, check whether “Alt Tab not working” has been solved. Then wait for a few minutes, plug all cables back, and turn on your machine and monitor. Here I recommend you to try turning off your machine and uplging all cables at first. Now, let’s see how to fix “Alt Tab not working”. There are various reasons behind this issue, such as the keyboard, wrong system settings, the conflict between files, and so on. However, when you press Alt + Tab, Windows is not showing anything or it shows opened applications or documents for one or two seconds and then disappears. To flip back and forth between two frequent-used applications or documents worked on Windows, you can use the Alt + Tab shortcut key. Once we use our computer, we always run many applications or documents in same time. Fix 2: Change Alt Tab Value in Registry.

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