If you've got a bunch of files on your old PC that you want to transfer over, there are multiple ways you can do it fairly easily.

If OneDrive files open as ‘Saved to This PC’ and not on OneDrive, then follow these suggestions to make sure files are saved into the cloud.

Data stored on USB devices can sometimes be lost due to errors. If you find your files disappeared, don’t fret: it is possible to recover deleted files from a USB drive.