Open command prompt as Administrator and run the following command, replacing D: with the drive letter where the ISO is mounted:
After DISM completes, run:
This should repair any corruption.
Code Select
DISM /Online /Cleanup-Image /RestoreHealth /Source:WIM:D:\sources\install.wim:1 /LimitAccess
After DISM completes, run:
Code Select
sfc /scannow
This should repair any corruption.