Back in November, Microsoft released a stack of new WinRE Windows Recovery Environment updates for various Windows 10 versions under KB5048239, KB5046911, KB5046912, KB5046913, KB5046914, KB5047135, and KB5046905 . On the same day, users started reporting the 0x80070643 error when trying to install the update . The issue in particular was related to the KB5048239 update. Microsoft, it seems, is pushing out the update again this January via Windows Update and once more, the troublesome update
