Same for me. I updated yesterday evening, and after WU KB4579977 was still offered (but I didn't re-install it) This morning, it is no more...
Same issue for me with KB4579977
For me also, it eventually worked. But since I dislike deactivating Antivirus, after full uninstall / reboot / full install ByPass v7 / Reboot, I...
As mentioned above, for me, same beginning of the story, but not so happy in the end, since after istalling ByPassESU v7, KB4566517...
The same for me. In my case, I was initially with ByPassESU v5, and then I got an error 643 with KB4566517 (same error than in May) Then I tried...