How to Fix Windows Live Mail Error Code 0x800C013E

Recently, several users reported that they are not able to use Windows Live Mail after upgrading their PCs to version 2004. The problem is when they try to open this mail client, they receive an error message with code 0x800c013e. Well, this bug has nothing to do with any sort of corruption of the app itself. Rather, this is a cumulative effect compatibility issue, corrupted registry. 

Furthermore, this bug may also arise if you are using the same Microsoft account to sign-in to other email clients like – Outlook Live, Mail app, etc. If this indeed is the case, better create a new user account and use its credentials to sign-into Windows Live Mail. If not, fix compatibility issues that may appear after installing Windows 10 version 21H2 or tweak a few entries inside the registry editor. 

Windows Live Mail Error 0x800c013e Solutions

To solve the Windows Live Mail not working issue, try the following suggestions –

1] Fix Compatibility Issues

Windows Live Mail typically stops working due to some compatibility issues. As a workaround, check whether there lie any system or app updates on the computer. If all apps and Windows appear to be up to date, follow the below steps to address this trouble –

  • Use Win + E to invoke the File Explorer and copy/paste the following at its address bar –

C:\Program Files (x86)\Windows Live Mail

Tip: 64-bit PC users may find this folder at – C:\Program Files\Windows Live Mail

  • Do the right-click on the wlmail.exe and hit Properties.
  • Go to the compatibility tab and mark the checkbox – “Run this program in compatibility mode for“. You may find this under the Compatibility Mode section. 
  • Use the immediate drop-down menu and select Windows 7.

Windows Live Mail Error 0x800c013e - Compatibility Issues

  • Next, come below and mark the checkbox – Run this program as an administrator.
  • Lastly, click Apply then OK to implement the above changes. 

Restart Windows and check if the Windows Live Mail error is still occurring or gets resolved. 

2] Create a new Windows Live Mail Account

If the error 0x800C013E persists even after addressing the compatibility issues, create a new Windows Live Mail account. To do so, use these simple steps –

Step-1: Launch Windows Live Mail application.

Step-2: Click on the Account icon and opt to sign out of the currently logged-in user account.

Step-3: Next, Sign in with an alternative email account and check if it resolves the 0x800C013E error.

Since Microsoft has already discontinued Windows Essential, including Windows Live Mail, users won’t get aby updates in the future. You may try its alternative by Microsoft i.e. Outlook Line or the Native Mail app on Windows 10.

In case you don’t want to get out of this old email client, just create a new user account reserved for this. Or, you may sign out of all other e-mail clients and use the above steps to continue using the Windows Live Mail app. 

3. Modify Live Mail entries on the Registry 

Windows Live Mail Error 0x800C013E may also arise due to corrupted entries inside the registry. If the above two fixes don’t solve this bug, modify Live Mail key entries by opening the registry editor. Here’s how to perform this task –

  • First of all, close Windows Live Mail if it’s running. 
  • Press the Windows key and type “regedit” in the text field.
  • Double-click on the top result to open the Registry Editor. 
  • Next, go to the following path – 

HKEY_CURRENT_USER > SOFTWARE > Microsoft > Windows Live Mail

  • Switch to the right side and look for any DWORD entries with the following values – RecreateFolderIndex, RecreateStreamIndex, or RecreateUIDLIndex.

Tip: If no such entry is available on the right pane, make a right-click and choose New > DWORD (32-bit) Value. Rename this entry as “RecreateFolderIndex”.

  • Double-click on each one of the entries discussed above, and put “1” inside their value data field. 
  • Close Registry and Restart your PC so that changes made become effective. 

That’s it, I hope you are now able to send or receive messages via Windows Live Mail without getting into the 0x800c013e trouble.