Critical Layer Error: Windows C Runtime Missing
Quickly Restore Missing Bluetooth on Your Windows 11 PC with Ease
You may want to use Bluetooth headphones or microphones on your Windows 10, or you may want to transfer the files on your mobile phone to Windows 10 via Bluetooth. But the problem is now you can’t find the Bluetooth anymore in the Settings window.
It’s wired. But the good news is you can fix it easily by yourself.
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How do I fix Windows 10 Bluetooth missing?
Here we list the top 3 solutions for you to try to fix the problem. Work your way down the list until your problem is solved.
Solution 1: Check the status of the Bluetooth service
Solution 2: Re-enable your Bluetooth driver software in Device Manager
Solution 3: Reinstall your Bluetooth driver
Solution 1: Check the status of the Bluetooth service
- Right-click on the Start button to select Device Manager .
- Check to see if there is a Bluetooth Device in the Network adapter section and if there is aBluetooth section. If yes, then there’s Bluetooth on your computer.
Solution 2: Check the status of the Bluetooth service
On your keyboard, press the Windows logo key + R key together to invoke the Run box.
Type services.msc and press Enter .
- Right-click Bluetooth Support Service or any other service related, like Bluetooth Driver Management System . Then Start .
- Right-click on the service again, and this time click Properties .
- Set its startup type to Automatic . Then click Apply > OK .
- On your keyboard, press press the Windows logo key + I key together to invoke the Settings window. Check to see if the Bluetooth option is there.
Solution 3: Re-enable your Bluetooth driver software in Device Manager
- On your keyboard, press the Windows logo key + X key at the same time to open the quick-access menu.
2)Then click Device Manager .
- Right-click on your Bluetooth driver software in the Bluetooth section. Then choose Disable device . Click Yes if prompted by confirming.
- After it’s done, right-click on the driver again and this time choose Enable device .
- On your keyboard, press press the Windows logo key + I key together to invoke the Settings window. Check to see if the Bluetooth option is there.
Solution 3: Reinstall your Bluetooth driver
Always, if your Bluetooth driver is outdated or corrupted, it will cause errors. In most such cases, updating your Bluetooth driver can fix the error.
- On your keyboard, press the Windows logo key + X key at the same time to open the quick-access menu.
2)Then click Device Manager .
- Right-click on your Bluetooth driver to choose Uninstall device .
- Go to your computer manufacturer’s website or your Bluetooth adapter manufacturer’s website, like Intel , to download the latest Bluetooth driver for your device. Then install the downloaded driver on your computer.
Alternatively, you can use a driver tool to help you. We highly recommend you use Driver Easy to automatically recognize your system and find the correct drivers for you. With its help, you can say goodbye to driver headaches and delays forever.
You don’t need to know exactly what system your computer is running, you don’t need to risk downloading and installing the wrong driver, and you don’t need to worry about making a mistake when installing.
4-1) Download and install Driver Easy. Then run it on your Windows.
4-2) Click Scan Now . All driver problems of your computer would be detected in less than 1 minute. Your Bluetooth driver is no exception.
4-3) If you try the Free version, click Update next to your flagged Bluetooth driver to automatically download and install the correct version of this driver.
Or if you use the Pro version, click Update All to automatically download and install the correct version of all the drivers that are missing or out of date on your system. (You get full support and a 30-day money back guarantee for the Pro version)
The Pro version of Driver Easy comes with full technical support.
If you need assistance, please contact Driver Easy’s support team at [email protected] .
- On your keyboard, press press the Windows logo key + I key together to invoke the Settings window. Check to see if the Bluetooth option is there.
Hopefully, you find this article helpful. If you have any questions, ideas or suggestions, feel free to leave a comment below.
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- Title: Critical Layer Error: Windows C Runtime Missing
- Author: Anthony
- Created at : 2025-01-10 16:25:43
- Updated at : 2025-01-13 16:52:43
- Link: https://win-howtos.techidaily.com/critical-layer-error-windows-c-runtime-missing/
- License: This work is licensed under CC BY-NC-SA 4.0.