Save open work and back up important files. Note any recent driver or hardware changes. If Windows cannot start, use the startup guide first.
Work through these checks
0 of 3 complete01Reset Windows Update service components and clear download cache folder.
Reset Windows Update service components and clear download cache folder..
Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.
02Temporarily disable network proxy or VPN connections during updates.
Temporarily disable network proxy or VPN connections during updates..
Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.
03Run Windows Update Troubleshooter to clear soap transaction cache.
Run Windows Update Troubleshooter to clear soap transaction cache..
Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.
Possible causes
- Proxy server or network accelerator interrupting the XML web service handshake.
- Stale cache transactions inside the Windows Update SoftwareDistribution store.
- Temporary Microsoft server-side overload or synchronization delay.
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