Fix Windows 10 Mail Error 0x80040154 or 0x80c8043e

Fix Windows 10 Mail Error 0x80040154 or 0x80c8043e: Users are reporting that Windows 10 Mail app is not working and they are facing the error code 0x80040154 or 0x80c8043e while trying to access the Mail App. The problem is not limited to the Mail app, as Photos and Calendar app also seems to face a similar issue. Even if you somehow reinstall the Mail app, adding Microsoft Email account will give you a similar error. The detail error message is:

Something went wrong. We’re sorry, but we weren’t able to do that. Error code 0x80040154.

Fix Windows 10 Mail Error 0x80040154 or 0x80c8043e

create a restore point  just in case something goes wrong.

Method 1: Run Windows Store App Troubleshooter

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 check mark “Apply repair automatically.

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

5.Now type “troubleshooting” in Windows Search bar 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 you may be able to Fix Windows 10 Mail Error 0x80040154 or 0x80c8043e.

Method 2: Reset Mail App

1.Press Windows Key + I to open Settings then click on Apps.

2.From the left-hand menu make sure to select Apps & features.

3.Now under Apps & feature type Mail in the search box which says “Search this list.

4.Click on the search result which says Mail and Calendar and then select Advanced options.

5.On the next window make sure to click on Reset.

6.Reboot your PC to save changes and see if you’re able to Fix Windows 10 Mail Error 0x80040154 or 0x80c8043e.

Method 3: Reinstall Mail App

1.Press Windows Key + Q to bring up the search then type powershell and right-click on PowerShell and select Run as Administrator.

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

get-appxpackage *microsoft.windowscommunicationsapps* | remove-appxpackage

3.Wait for the above command to finish but if you receive an error while running the above command or if it doesn’t work at all then use the following command:

Windows Store.

5.Reboot your PC to save changes.

Method 4: Rename Comms Folder

1.Open File Explorer and navigate to the following directory:


Note: Replace Your_Username with your account username

2.Alternatively, you could press Windows Key + R then type the following and hit Enter:


3.Now in the above directory, you will find Comms folder, right-click on it and select Rename.

4.Restart your PC and again launch Windows 10 Mail app.

Note: If you can’t rename the above folder, then boot your PC into safe mode and then try again.

Method 5: Create a New User Account

1.Press Windows Key + I to open Settings and then click Accounts.

2.Click on Family & other people tab in the left-hand menu and click Add someone else to this PC under Other people.

3.Click I don’t have this person’s sign-in information in the bottom.

4.Select Add a user without a Microsoft account in the bottom.

5.Now type the username and password for the new account and click Next.

Sign in to this new user account and see if the Mail App is working or not. If you are successfully able to Fix Windows 10 Mail Error 0x80040154 or 0x80c8043e in this new user account then the problem was with your old user account which might have got corrupted, anyway transfer your files to this account and delete the old account in order to complete the transition to this new account.

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That’s it you have successfully Fix Windows 10 Mail Error 0x80040154 or 0x80c8043e but if you still have any questions regarding this post feel free to ask them in the comment’s section.