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Fix Error 0x80073B0F Mail & Calendar Update Failure in Windows 10

If you are plagued by error 0x80073B0F on your Mail & Calendar updates, then this guide will help you solve this issue

The Mail and Calendar apps on Windows 10 are not relatively new to Windows, but they are still very helpful tools to have around. Especially if you are in an office environment or you want to synchronize your appointments and emails through the dedicated Windows Applications. Mail is slightly different from Outlook but it is very helpful for integration of multiple email accounts that you may have at your disposal.

With tools such as Google Calendar, you can even synchronize your calendar onto your Calendar app, therefore removing the need to go the website or the calendar app on your phone for more common integration purposes. But lately, there have been a couple of cases where you just can’t open any of these apps due to an “error 0x80073B0F Mail & Calendar Update Failure”. 

So, is there a solution to this? Like the fix for .NET Framework 3.5 Error 0x800736B3, yes, there is a workaround for this issue but it is a bit more technical so we will break down the details for you step by step.

Open up your Windows Search and look for Powershell. Make sure you run this as an administrator by right-clicking on it and selecting “Run as administrator

How to run powershell.

Once Powershell is open, type “Get-AppxPackage” and press “Enter

what command to type in powershell

Next, Find “Windows Communication Apps“, and locate “PackageFullName“, next to it is a file named “microsoft.windowscommunicationsapps_17.6020.42011.0_x64__8wekyb3d8bbwe

Locating the required line

We will now rename the above file to “Remove-AppxPackage microsoft.windowscommunicationsapps_17.6020.42011.0_x64__8wekyb3d8bbwe” and press “Enter

How to fix error 0x80073B0F

Now, simply reinstall the app from the Windows Store and all should be smooth sailing from here on out. Error 0x80073B0F fixed!

If you are still experiencing issues, make sure that you ran powershell as an administrator, this is a common step that many people miss out on and the difference between running a program as an administrator vs a user makes all the difference when fixing system related errors.

Should the guide have been of use to you or otherwise, do let us know in the comments section, we always appreciate hearing from our readers. We are always here to assist you with your Windows related queries.