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OpenMSG
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Frequently Asked Questions
Everything you need to know about OpenMSG.
General
Do I need Microsoft Outlook installed?
Is OpenMSG really free?
Does it work on Windows 11?
Is my data safe?
Technical
How do I extract attachments?
What file types are supported?
How large can MSG files be?
Troubleshooting
How do I set OpenMSG as my default MSG viewer?
OpenMSG won't open after installing. What should I do?
Attachments aren't displaying correctly. How can I fix this?
Ready to Try OpenMSG?
Download now. No Outlook required.
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