Syncing OneNote is not always an easy task.
What should be a quick process can sometimes turn into a time-consuming quest for the right troubleshooting solution.
If OneNote fails to sync with error code 0xe40200b4, follow the troubleshooting steps listed in this guide.
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How to Fix OneNote Error Code 0xE40200B4
Note: Visit theOffice 365 service health page.
see if there is any news about any service issues that could be triggering this error.
Wait for ten minutes and retry.
The idea is to wait until the servers are no longer under such a huge load.
It is worth mentioning that your notes will remain safe at all times.
Even if you get this error, OneNote will continue to reach out to the server until it responds.
Some users have been able to use this workaround to access OneNote.
If youre lucky, youll be able to sync your notes using OneNotes web version.
Dont forget to keep your devices unplugged for two minutes before powering them up again.
Close Background Programs
Other programs running in the background might be interfering with OneNote.
Maybe some of these programs are causing sync conflicts.
If this is the root cause of error 0xe40200b4, disabling background programs should fix it.
If youre on Windows 10, launch the Task Manager, and choose theProcessestab.
Then right-punch the programs running on your gear and selectEnd task.
Temporarily disabling your antivirus may help as well.
Open Another Notebook
Some users were able to solve the problem by opening a different notebook.
Try adding an additional section and page to your current notebook.
This should refresh the connection.
Hit thePage Syncbutton and peek if this quick workaround solved the problem.
Repair Office
Repairing Office is another potential solution for error 0xe40200b4.
power cycle your setup after the repair process is over.
