You'd like to read these articles:
- Restore Default Items to the New Menu (ShellNew) in Windows
- FileTypeDiag Dumps Complete File Type Association Info for Troubleshooting
- Fix Windows Update Errors in Windows 10 [Troubleshooting]
- Fix Error 0x80d06802 Installing a Windows Update
- [Fix] Error Status 0xc000012f “Bad Image” When Running a Program