Q) I can't upgrade to Windows 10 because I keep seeing error messages in Windows Update - what can I do?

A range of error codes in Windows Update have been reported during the upgrade process, such as 80240020, 80246010, C1900208 and others.

View update history

Click Start, type windows update, then click Windows Update > View update history.

Do you see a Failed status next to Upgrade to Windows 10? If so, double-click to see the error code.

If you search for the error code on the web you’ll find different explanations, from corrupted installation files to conflicts with third-party security tools and more.

Many Windows Update errors can be fixed using our solution for the Something happened error.