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Windows

How to Fix Windows Update Error 0x8024a105

Windows update service retry troubleshooting state
0x8024a105

Quick answer

Error 0x8024a105 means Windows Update had trouble downloading an update, usually due to the Background Intelligent Transfer Service (BITS) or the network. Restart BITS and Windows Update services, switch to a stable connection and retry.

What does “0x8024a105” mean?

The download part of Windows Update stopped before completing.

What causes it?

  • Unstable internet or metered connection
  • BITS or Windows Update service stuck
  • Corrupt update cache

Steps to try

Stop when the issue is resolved.

  1. Connect to a stable network and turn off metered connection in Settings → Network & internet.
  2. Open Command Prompt as administrator.
  3. Run: net stop bits, net stop wuauserv, then net start bits, net start wuauserv
  4. Run the Windows Update troubleshooter.
  5. Restart the PC and check for updates.

Need more support? Check the official help: Microsoft Support

FAQs

What is BITS?

Background Intelligent Transfer Service downloads updates in the background using idle bandwidth.

Does a VPN cause this error?

It can. Disconnect the VPN while updating.