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mailh
How to open a file with .mailh extension?
File type: MSN Explorer E-mail Server Preferences File (Microsoft Corporation)
Compatible with Windows 10, 8.1, 8, 7, Vista and XP
Searching for the right program to open .mailh files?

"You'll need a new app to open this file" is probably the most common error faced by millions of Windows users every day. This is either because the program required to open a file is not available on your system or there may be other issues.
What is .mailh file extension?

Stores preferences for the e-mail server used by MSN; installed with MSN software and required for MSN to check and send e-mail; typically named "MSN#.mailhost."If the Mailhost file is corrupt or missing, the MSN software may display a "Mailhost File" error. To recover the Mailhost file, first select "Run..." from the Windows Start menu. Then type the following in the text box:regsvr32 c:progra~1msnmsncorefilesmailui.dllThis should restore the Mailhost file and allow MSN to communicate with the mail server again.Also see the related .DOWNLOADHOST entry.


Windows Desktop Software that can be used to open .mailh files:
Microsoft MSN software.