This might help:
Windows 10 KB5034441 Update Error 0x80070643 (need to manually resize partitions to fix the problem) https://www.youtube.com/watch?v=Wc0JkHYH_5o
And the Microsoft support article: https://support.microsoft.com/en-us/topic/kb5028997-instructions-to-manually-resize-your-partition-to-install-the-winre-update-400faa27-9343-461c-ada9-24c8229763bf