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The Windows 11 Update Error 0x800705b4 is a common issue that prevents updates from installing successfully. This error can occur due to several reasons, including:

Causes of Windows 11 Update Error 0x800705b4:
Windows Update Service Issues – The update services (Windows Update and Background Intelligent Transfer Service) may be disabled or malfunctioning.

Corrupt Update Files – Incomplete or corrupted update files in the SoftwareDistribution folder can cause installation failures.

Interference from Third-Party Antivirus Software – Security software like Norton, McAfee, or Avast can block Windows Update from downloading or installing updates.

Damaged System Files – Corruption in essential Windows system files, such as Windows Update components, can prevent updates from being installed.

Windows Defender Conflicts – If Windows Defender encounters issues during an update, it can cause this error.

Insufficient Disk Space – Low available storage on the system drive (C: drive) can block update installations.

Registry or Group Policy Restrictions – Certain Group Policy settings or Registry modifications may prevent Windows from updating properly.

Problems with Microsoft Update Servers – If Microsoft’s servers are overloaded or experiencing downtime, the update might fail.

Corrupt Windows Update Components – Issues with update-related services, such as BITS (Background Intelligent Transfer Service) or Windows Update Agent, can cause this error.

How to Fix Windows 11 Update Error 0x800705b4:
Restart your PC and try updating again.

Run the Windows Update Troubleshooter in Settings - System - Troubleshoot.

Temporarily disable or uninstall third-party antivirus software.

Reset Windows Update components by clearing the SoftwareDistribution and Catroot2 folders.

Use sfc /scannow and DISM commands to repair system files.

Ensure your system has enough storage space available.

Try manually installing the update from the Microsoft Update Catalog.

》 CHAPTERS 《

00:00 Intro
00:26 Solution 1
01:34 Solution 2
02:40 Solution 3
03:32 Solution 4
04:29 Solution 5
05:24 Solution 6
07:13 Outro