Thanks. Here is the contents of the First part:
SFCFix version 3.0.0.0 by niemiro.
Start time: 2018-04-17 08:18:11.933
Microsoft Windows 10 Build 15063 - amd64
Using .zip script file at C:\Users\Petez\Desktop\SFCFix.zip [0]
PowerCopy::
Successfully took permissions for file or folder C:\WINDOWS\winsxs
Successfully created directory tree \\?\C:\WINDOWS\winsxs\amd64_microsoft-windows-wmpnss-api_31bf3856ad364e35_10.0.15063.0_none_f2fd5da1232b5d4f.
Successfully copied file C:\Users\Petez\AppData\Local\niemiro\Archive\winsxs\amd64_microsoft-windows-wmpnss-api_31bf3856ad364e35_10.0.15063.0_none_f2fd5da1232b5d4f\wmpnssci.dll to C:\WINDOWS\winsxs\amd64_microsoft-windows-wmpnss-api_31bf3856ad364e35_10.0.15063.0_none_f2fd5da1232b5d4f\wmpnssci.dll.
Successfully restored ownership for C:\WINDOWS\winsxs
Successfully restored permissions on C:\WINDOWS\winsxs
PowerCopy:: directive completed successfully.
Successfully processed all directives.
SFCFix version 3.0.0.0 by niemiro has completed.
Currently storing 5 datablocks.
Finish time: 2018-04-17 08:18:20.700
Script hash: 4Hrbg7Zqfw2dF88/DC4iuB1kGaORWEi0ztAWgvL+kFU=
----------------------EOF-----------------------
SFC produced
Log attached.
Many thanks for your assistance!