Fix Mail, Calendar, and People Apps not working

If you have recently upgraded to Windows 10 that chances are Mail, Calendar, and People apps might not be working and are broken for some reason. If you try to open Mail and Calendar app, you get an error code 0x80040154 while if you open People app, it will just crash. In short, you won’t be able to access any of the above apps, and if you try to open them, they will definitely crash until you fix the underlying issue.

According to Microsoft, this happens because of a licensing issue with the Windows Store, and they have listed a quick fix which we will discuss in the below guide. So without wasting any time let’s see how to actually Fix Mail, Calendar, and People Apps not working in Windows 10 issue with the below-listed troubleshooting steps.

Fix Mail, Calendar, and People Apps not working

Make sure to  create a restore point  just in case something goes wrong.

Method 1: Re-install Mail, Calendar, and People Apps

1. Type powershell in Windows search then right-click on PowerShell and select Run as Administrator.

2. Now type the following command into powershell and hit Enter:

3. Once the above command has completed open Windows Store from Start Menu.

4. Reinstall Mail, Calendar and People apps from the Windows Store.

Method 2: Reset Windows Store Cache

1. Press Windows Key + R then type wsreset.exe and hit enter.

2. Let the above command run which will reset your Windows Store cache.

3. When this is done restart your PC to save changes.

Method 3: Run Windows Store Apps Troubleshooter

1. Go to t his link and download Windows Store Apps Troubleshooter.

2. Double-click the download file to run the Troubleshooter.

3. Make sure to click on Advanced and checkmark “Apply repair automatically.

4. Let the Troubleshooter run and Fix Windows Store Not Working.

5. Now type troubleshooting in the search bar at the top of the left in the control panel and click on Troubleshooting.

6. Next, from the left window, pane select View all.

7. Then, from the Troubleshoot computer problems list select Windows Store Apps.

8. Follow on-screen instruction and let the Windows Update Troubleshoot run.

9. Restart your PC and again try to install apps from Windows Store.

Method 4: Re-register Windows Store

1. In the Windows search type Powershell then right-click on Windows PowerShell and select Run as administrator.

2. Now type the following in the Powershell and hit enter:

3. Let the above process finish and then restart your PC.

This should Fix Mail, Calendar, and People Apps not working but if you’re still stuck on the same error, then continue with the next method.  

Method 5: Manually Reinstall Some Apps

If everything else fails then as a last resort, you could try manually each of the above Apps and then again re-install them manually from PowerShell window. Go to this article which will show you how to manually reinstall some apps in order Fix Mail, Calendar, and People Apps not working issue.


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That’s it you have successfully Fix Mail, Calendar, and People Apps not working in Windows 10 but if you still have any questions regarding this post then feel free to ask them in the comment’s section.