Update on how I SOLVED this explorer.exe crashing.
It seems that this was OneDrive related bug.
- You need to login to the user which has explorer.exe crashing.
- Ctrl-alt-del -> Task Manager -> Run new task
- Type: regedit
- Browse to HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\
- Rename BannerStore key to BannerStore_bak
It should immediately stop crashing.
Event log for reference:
PROCESS_NAME: explorer.exe
EXCEPTION_CODE: (HRESULT) 0x8000ffff (2147549183) - Catastrophic failure
EXCEPTION_CODE_STR: 8000ffff
WATSON_BKT_PROCSTAMP: d3046e6b
WATSON_BKT_PROCVER: 10.0.18362.449
PROCESS_VER_PRODUCT: Microsoft® Windows® Operating System
WATSON_BKT_MODULE: shell32.dll
WATSON_BKT_MODSTAMP: 3580e4da
WATSON_BKT_MODOFFSET: 138b16
WATSON_BKT_MODVER: 10.0.18362.449
MODULE_VER_PRODUCT: Microsoft® Windows® Operating System