Download KB4464579 to fix OneNote 2016 sync issues

by Milan Stanojevic
Milan Stanojevic
Milan Stanojevic
Windows & Software Expert
Milan has been enthusiastic about technology ever since his childhood days, and this led him to take interest in all PC-related technologies. He's a PC enthusiast and he... read more
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Microsoft recently rolled out a series of non-security updates for the users of Office 2013 and Office 2016.

All of these updates improve the performance and stability of the software and fix some annoying issues. It is worth mentioning that these are non-security updates so an immediate installation is not required.

KB4464579 patches OneNote 2016 sync problems

More specifically, 4464579 fixes three important issues affecting Microsoft Office 2016. One of the most important is related to OneNote 2016 synchronization.

Previously, some users reported that they failed to Synchronize their OneNote 2016 notebooks. Microsoft explains that Office 2016 users encountered the following error message:

We’re sorry, something went wrong during sync. We’ll try again later. (Error code: 0x803D0000).

Microsoft recommends its users to install KB4464579 along with KB4461441 and KB4464552 to fix OneNote synchronization issues. 

Here are some other important improvements and fixes that came along with KB4464579.

KB4464579 improvements and fixes

OneNote crash issues

Microsoft addressed an issue that was introduced by KB4462238. The tech giant encouraged its users to install KB4464579 to fix app crashing issues in OneNote. Otherwise, your app may crash when it is launched or when you click hyperlinks in Outlook or Word. 

Skype for Business 2016 bug fixed

KB4464579 fixes a bug affecting Skype for Business 2016 users. The app crashes when Active Directory users log in. However, Microsoft recommends some additional measure to permanently fix this issue. 

To fix this issue completely, you also need to add the CheckMsoBeforeFindFileCall registry key in 


Download KB4464579

Your systems will automatically install the update on your system via Windows Update. In case you are interested in the manual installation, you can use any of the following link:

Comment down below if you are experiencing any issues after the installation of KB4464579.


Still having issues? Fix them with this tool:


If the advices above haven't solved your issue, your PC may experience deeper Windows problems. We recommend downloading this PC Repair tool (rated Great on to easily address them. After installation, simply click the Start Scan button and then press on Repair All.

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