Windows 10 0xc00021a boot error, i had tried almost everything... Its possible to repair Win10 without losing system settings?

[ruthan]

Ok i did some fiddling with Recovery partition and all recovery bcd and got some new error, after trying automatic Starup repair. at tthe end of SrtTrail.txt is this text:

Root cause found: 
---------------------------
A recently serviced boot binary is corrupt.

Repair action: Uninstall latest LCU
Result: Failed. Error code =  0x82f
Time taken = 4735 ms