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Microsoft admits it can't fix Windows 10 KB5034441 "0x80070643 - ERROR_INSTALL_FAILURE"
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.
Microsoft said that the security flaw could allow threat actors to bypass BitLocker encryption if they managed to get physical access to an unpatched PC. Microsoft, however, also cautioned that inadequate space on the recovery partition could lead to a "0x80070643 - ERROR_INSTALL_FAILURE" error message when trying to install the WinRE WIM (Windows Imaging Format) update. The issue can be resolved by allocating an additional 250 MB of storage space to the recovery partition.
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