In this post, we will see how to fix OneNote sync error 0xE4020045 (Unsupported Client). Because this is a OneNote sync error, you will not be able to sync your ...

One reason your OneNote Notebook is unable to sync is that your Internet connection is poor. To confirm this, we need to check the bandwidth. You can do this by using one of the free Internet speed ...

Microsoft has announced that OneNote for Windows 10 will reach its end of support on October 14, 2025. Starting in June 2025, users of OneNote for Windows 10 will experience slower sync performance, ...

OneNote keyboard controls expand with specific combos, including Shift+F9 to force sync, for faster note upkeep across notebooks.