You'll be surprised the times a bad connection can be the root of problems on your computer. You can quickly check for updates on desktop version of OneNote on File > Account > Office Options, and clicking the Update Now button.Īlso, it might be obvious, but before trying to troubleshoot OneNote, you should first check your internet connection. This is why it's always important to install updates as they may include fixes and improvements to get syncing working again.

Select the notebook section backup file you want to open. Double click the notebook folder that you want find back its notebooks. Each folder represents a OneNote notebook that’s stored on your computer. Generally, you would find some folders of your notebooks. While this guide covers some of the ways to resolve syncing problems using OneNote, remember that sometimes it could be an issue with the program itself. Open the notebook where you lost recent notes.

Delete the backup files you no longer need.Īfter completing the steps, OneNote should start syncing those large notebooks without problems.

Onenote lost notebook