ERROR_INSTALL_NETWORK_FAILURE 0x80073CF5
Error code 15605 · HRESULT 0x80073CF5
There was a problem downloading your product.
What it means
ERROR_INSTALL_NETWORK_FAILURE is a Windows error code (system error 15605, returned as HRESULT 0x80073CF5) reported by Windows. Its official message is: “There was a problem downloading your product.”
How to fix ERROR_INSTALL_NETWORK_FAILURE
- Test connectivity to the remote host first (ping, then the exact port)
- Check firewall, VPN and proxy rules for the involved process
- Run 'ipconfig /flushdns' and 'netsh interface ip reset', then reboot
- Run the Windows Update troubleshooter (Settings → System → Troubleshoot → Other tools)
- Reset update components: stop 'wuauserv' and 'bits', clear C:\Windows\SoftwareDistribution, restart both services
- Verify system file integrity with 'sfc /scannow'
Related errors
Source: Microsoft WinError.h
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