many .doc or .docx or .pdf or .xls or .xlsx that are attached to incoming email show up as winmail.dat - why does this program do this/how do I fix the problem
Many .doc or .docx or .pdf or .xls or .xlsx that are attached to incoming email show up as winmail.dat - why does this program do this/how do I fix the problem
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Why it happens: http://kb.mozillazine.org/Winmail.dat_attachments
Add-on: https://addons.thunderbird.net/en-US/thunderbird/addon/lookout-fix-version/
How to install add-ons: https://support.mozilla.org/en-US/kb/installing-addon-thunderbird