Windows 10: Windows 11 check updates not working, error 0x800705b4

Windows 11 check updates not working, error 0x800705b4. My last successful update was 2025-04 Cumulative Update for Windows 11 Version 24H2 for x64-based Systems KB5055523 on 04/10/2025.My machine is a Windows Surface Pro running Windows 11 Pro, version 24H2, build 26100.3775. I went to the forums with this question but didn't want to try the complicated solutions suggested that might not benefit my specific setup.Thanks!Eric Fox

:)

 

Error 0x800705b4 while updating Windows 10

Hi Fred,

To resolve your concern about the Error 0x800705b4, we suggest that you follow the steps below:

• Reset Windows Update Components
  to resolve error codes while updating your version of Windows.
  
• Use
  DISM tool to fix some Windows corruption errors.
  

Let us know how it goes.

 

0x800705b4 Update Hangs, Update Troubleshoot Hangs, sfc /scannow Hangs

Hi, some history please (so often omitted by posters):
- when did you last successfully update this PC? (I.e. how new is this problem, noting you're on 1909).
- have you done anything specific to block Windows Update to stay on 1909?

If you look at your Update History (screenshot please) that will show which update (or feature update- upgrade) is failing.

Error 0x05B4 is a timeout error. The error code is most likely related to Windows Defender
https://answers.microsoft.com/en-us/...8-9b008f20da5b

Try step 4 here and report the result:
How to fix Windows Update error 0x800705b4 on Windows 10

However the other symptoms suggest some basic checks are needed.

Turning to SFC /SCANNOW hanging, please run

chkdsk c: /scan
from an admin command prompt and post the summary (not all) result.

Please also download and run Hard Disk Sentinel (trial) - SSDs too- and post the result like this:

 

Windows update error 0x800705b4


Fixing Windows 10 Update Error 0x800705b4 | The Generalist IT