Windows Update Error 0x80240021 – WU_E_TIME_OUT

In this post, we’ll look at the Wndows Update Error Message “0x80240021 – WU_E_TIME_OUT” that is usually displayed when things go wrong during the update process.

Note that this Windows Update error is application for both Windows 10 and Windows 11.

Error Message

0x80240021 – WU_E_TIME_OUT

Windows Update Error Details

Operation did not complete because it timed out.