I have tried multiple times to upgrade my Windows 10 (Build 10240) Dell XPS8900 PC to the anniversary edition only to have the update fail with the error 0x80073B92 – 0x20009. It says the system failed in the safe_OS with an error during prepare_rollback operation. I get the message when the...
anniversary
build 10240
connectivity issues
dell xps8900
dual boot
error
failure
internet explorer
pc problems
preparerollback
safe os
system errors
tech support
troubleshooting
update
upgrade issues
usb devices
windows 10
windows 8.1
windows update
