Error Code c80003fa is common for all the Windows Operating systems when you try to install the updates. It usually appears when Windows 10 or Windows 7 update system is broken or there are network related glitches.
Error Code c80003fa Appears When You Update Windows 10
tanya August 4, 2023Software
error code c80003fa
https://www.winchatsupport.com/error-code-c80003fa-solution-in-windows-10/