When the Logitech g815 Windows key is not working, it breaks several shortcuts. You will need help accessing the Start menu quickly when it happens. So, how to troubleshoot and fix the issue?
Usually, the Windows key stops working due to a corrupted keyboard driver, hardware issue or interference of filter keys, etc. Thankfully, solving these problems is not a big deal. Running the keyboard troubleshooter, uninstalling the keyboard driver in the device manager, and many other methods will help you sort out the problem.

I will guide you through Logitech g815 troubleshooting steps so that you can take the necessary steps when the Windows key stops performing.
Why Is My Logitech G815 Windows Key Not Working?
Finding out the leading cause is crucial to determine the fixation method. Here are the prime contributors of the disabled Logitech G815 Windows key.
1. Inactive Windows Key: Sometimes, the Windows key gets locked accidentally. In this case, the key will only work once you unlock it. So, locate the lock key on your keyboard and unlock the Windows key.
2. Malfunctioned Keyboard Driver: Another culprit is the corrupted keyboard driver. The good news is that you can easily solve the issue by reinstalling or updating the keyboard driver.
3. Problem with the Hardware: To find out whether the hardware issue is the culprit, all you need to do is get another Logitech keyboard and press the Windows key. If the key also doesn’t work on the other keyboards, be sure the problem is with the hardware.
4. Activated Game mode: Game mode often stops the Windows key’s functionality. Although, the game mode is designed to improve the high-end and low-end computers performance. However, disabling the game mode will let you fix the error.
5. Interference of Filter Keys: Many affected users stated that the filter keys prevent the Windows key from functioning. Filter keys can effortlessly be disabled from the settings.
How to Fix Logitech g815 Windows Key Not Working Problem?
In this section, I shared 6 solutions to the Windows key not working Logitech g815. Read and follow them carefully.
Method 01: Uninstall the Keyboard Driver
Reload the keyboard driver by uninstalling and restarting your desktop or laptop. Here is what you need to do.
Step 01: Type Device Manager on the search option on your Windows 10. Then select it.

Step 02: Locate the category Keyboard and expand it. You will see the Logitech device name; right-click to select Uninstall from the context menu.
Step 03: A Windows prompt will appear where you must confirm the Uninstallation by clicking OK.
Step 04: Restart your computer. This way, the keyboard driver will be loaded automatically.
Method 02: Restart the Human Interface Service (HID)
Due to inactivated Human Interface service, the Windows key may stop working. The below steps will assist you in checking the service and restarting it if required.
Step 01: Hit Windows Key + R together. A Run dialog box will appear.
Step 02: Write services.msc on the open box and select the OK button.
Step 03: A list will appear with the name of the services in the Details pane. Find out the Human Interface Device Access and double-click. Then confirm the Startup Type is set to Automatic.
Step 04: If Settings are changed, remember to reboot your computer. Thus, the change will affect automatically.
Method 03: Run the Troubleshooter of the Keyboard
One of the biggest benefits of Windows 10 is it features several troubleshooters which identify the reasons and solve them.
So, it also has a keyboard troubleshooter that helps fix the Logitech g815 Windows key not responding issue.
Step 01: Click on the Start menu and select Settings.
Step 02: Then right-click Update & Security > Troubleshoot > Additional Troubleshooters


Step 03: Next, find the Keyboard by scrolling down. After clicking, you will notice the Run the Troubleshooter button; click it.

Step 04: Let the troubleshooter run. The process may take several minutes. It will find out the reason and fix it automatically.
Method 04: Try Another Keyboard or Connect your Keyboard to Another Computer
Components can damage or break, which is no exception for a keyboard. So, knowing if the keyboard stops responding because of software or hardware is crucial.
Get a spare Logitech G815 keyboard. You can collect it from your friends or family. Connect it to your desktop or laptop and see whether it is working. If Yes, be sure your Logitech keyboard is broken.
Alternatively, connect your original Logitech G815 to another computer and check what happens. If the Windows key still doesn’t work, the keyboard is really a dodgy one.
In this situation, check if the keyboard is still under warranty. For a positive answer, contact the manufacturer. They will repair or replace the keyboard for a valid reason.
Method 05: Turn off the Filter Keys
Turn the filter keys off in case it is enabled. Here are the steps on how to disable Filter keys.
Step 01: First, right-click on the Taskbar. Then, select Settings.
Step 02: Next, select Ease of Access.
Step 03: Look at the left-hand Menu to locate the Keyboard option. Once identified, click it.
Step 04: Then, you will notice a turn-off slider below the Use Filter Keys. Toggle it to turn it off.
Method 06: Close Background Applications
Sometimes, the Windows key works perfectly, while shortcuts like Windows + L to lock your account stop working.
The shortcuts are likely overridden by the program.
Here is the best thing you can do.
Step 01: Hit Ctrl + Alt + Del and click on Task Manager.
Step 02: Then click on More Options. A new window will appear, and you will see all the apps and background applications running in the Processes tab.
Step 03: Scroll down the apps and start closing background applications. Check whether the Windows key works after closing each application. Avoid closing the Windows processes.
This way, you can find out the culprit. After finding the culprit, go to the program’s settings to learn how to disable its shortcuts. If you can’t disable it, you have 2 options: contact the developer or uninstall the program.
Final Words
I discussed multiple troubleshooting methods and solutions to the Logitech g815 Windows key not working problem. Hopefully, any of the above methods will work out for you.
Before troubleshooting and solving the error, it would always be best to make sure that the Windows key is not broken. Otherwise, the above-discussed methods will not work, and you must replace your Logitech G815 with a new one.

I am a regular user of computer keyboards. For using keyboard face different kinds of problems and also solve it very easily. I love sharing knowledge about keyboards.