Microsoft admits it can’t fix Windows 10 KB5034441 “0x80070643 – ERROR_INSTALL_FAILURE” May 1, 2024 by admin Tweet Earlier this year, Microsoft promised it was working on fix for "0x80070643 – ERROR_INSTALL_FAILURE that was happening when trying to install Windows 10 KB5034441 update. However, that's not to be. Read more… Neowin Related Posts:Microsoft: We are working on KB5034441/KB5034440…Microsoft kills unfixable KB5034440/KB5034441…Windows 10 KB5048239 causes 0x80070643 error but…Windows 10 KB5001716 install fails with 0x80070643…Microsoft has an update on the notorious…