Windows 10 update KB5006738 bumps the version number to build 19043.1320 for 21H2, and according to the official notes, fixes the Lock screen problem that was causing it to show a blank screen. It addresses a problem that prevents the Kana input mode from inserting a question mark using the keyboard shortcut and subtitles for certain media apps. In addition, the October 2021 update fixes problems with VPN connections, BitLocker recovery, memory leak with Code Integrity, and it addresses an issue that might prevent the successful installation of printers using the Internet Printing Protocol (IPP).
Update KB5006738 fixes and changes
These are the most important improvements with the latest update preview of Windows 10:
Download October 2021 update for Windows 10
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