Restart the PC, make sure you're on a stable unmetered connection without VPN, run the Windows Update troubleshooter, then reset the update cache and try again.

What 0x8024A105 means

0x8024A105 is in the error range of Windows Update's Automatic Updates component: the part that schedules and runs update checks and downloads. In practice it clears after the update services and cache are reset.

Signs of the problem

  • “There were some problems installing updates… (0x8024a105)”.
  • Downloads restart or stall.

What causes 0x8024A105

  • Unstable or metered connection, VPN or proxy.
  • Stuck BITS/Windows Update services.
  • Damaged download cache.

Fixes to try, in order

  1. Restart and check the networkRestart, disconnect VPN, turn off Metered connection for your network.
  2. Run the troubleshooterOpen Settings → System → Troubleshoot → Other troubleshooters and run the Windows Update troubleshooter.
  3. Reset the update cacheRun the commands below and restart.
  4. Install manuallyDownload the KB from the Microsoft Update Catalog if one update keeps failing.

Command

net stop wuauserv
net stop bits
net stop cryptsvc
ren %systemroot%\SoftwareDistribution SoftwareDistribution.old
ren %systemroot%\System32\catroot2 catroot2.old
net start cryptsvc
net start bits
net start wuauserv

Run each line in an elevated Command Prompt. Renaming these folders only clears the update download cache; Windows rebuilds them.

How to confirm the fix: Updates download and install normally.

Prevent it from coming back

Update on a stable connection and avoid interrupting downloads.