Close the Certificate Manager. Right-click the encrypted text file containing the message you'd like to read. Select "Open with" and click "TextPad" to open it in TextPad.

You can view a Text file in Command Prompt or PowerShell in Windows 11/10. You can view the entire content of TXT, a specific line, etc.

GoodReader is a PDF and text file reader. I’ve been using it for awhile now to enjoy reading books during my commute, and I’ve found it almost perfectly adequate. The biggest selling point for ...

GoodReader A PDF and text file reader app, GoodReader, features a unique Reflow feature which has become its exclusive selling point.

Also, as Hints reader sudo points out, in Mail you can also save selected messages as Raw Message Source (instead of Rich Text), producing Unix-friendly mbox text files.

Also, as Hints reader sudo points out, in Mail you can also save selected messages as Raw Message Source (instead of Rich Text), producing Unix-friendly mbox text files.