0xc86044d2 Full May 2026

net start wuauserv net start cryptSvc net start bits net start msiserver Boot into Safe Mode with Networking and run:

ren C:\Windows\SoftwareDistribution SoftwareDistribution.old ren C:\Windows\System32\catroot2 Catroot2.old Restart services: 0xc86044d2 full

sfc /scannow If SFC reports unfixable corruption, note the CBS log path ( C:\Windows\Logs\CBS\CBS.log ) and search for “0xc86044d2” inside. For advanced users: net start wuauserv net start cryptSvc net start

Logs showed that a corrupted update.mum manifest file was synced from Microsoft’s CDN. The CBS stack rejected the entire update. 0xc86044d2 full

Stop services:

expand -F:* C:\path\to\update.cab C:\extracted Then use dism /online /add-package /packagepath:C:\extracted Open regedit , navigate to: