This error is generally caused by corrupt or missing explorer.exe, sihost.exe, or ctfmon.exe files. Several Windows users reported on Microsoft and other technology forums that due to this error, they are experiencing blue/black screen, screen flashing, explorer.exe crashing and even complete system crash.
How to fix Ctfmon.exe unknown fatal error on Windows 10. Clean boot is very useful for getting diagnostic downloads or services that can often cause an unknown physical error on Windows 10. Be sure to log on to this computer as an administrator before doing the next step. Step 1: First, using your keyboard, press Win + R to open the RUN chat.
While many of these exe errors that affect ctfmon.exe can occur during startup, sometimes customers experience a runtime error despite using the Microsoft® Windows® operating system.
However, with the help of professional Windows data recovery software, you may need to recover your data, but in order to fix Windows 10 unknown fatal error, consider the troubleshooting methods given below. This error is caused by a program or software. Follow these simple steps: a.
How do I make Ctfmon EXE start on Ctfmon EXE?
Follow the instructions below to start ctfmon automatically on Windows.
How do I make Ctfmon startup Ctfmon EXE automatically?
Follow our own instructions below to run ctfmon continuously during the Windows boot process.
How do I fix Ctfmon exe unknown hard error?
Ctfmon.Unknown exe fatal error when using Windows 10 solutions
- Fix-1: Clean boot on Windows 10
- Fix-2: Remove recently installed software modifications on Windows 10
- Fix-3: Detect corrupted software system files using the SFC /scannow command. Use the command
- fix-4: exam disk to fix the exact unknown hardware error.
- Fix-5: update the driver.

I’m a writer for uscfr.com. In my opinion, technology should make our lives easier, not more complicated. That’s why I enjoy breaking down complex topics and explaining them in a way that everyone can understand. In my free time, I can be found tinkering with new devices or coding up new apps.