The Fix (for me) If you have tried all other suggestions (see below), then try deleting your Outlook Autocomplete cache: Either 1 at a time by starting… Read more “FIXED – Why is Outlook sending Winmail.dat to Mac Mail clients – the Autocomplete cache was the reason for me”

Quick Fix: Go to Outlook Click File tab, then Options and finally Advanced Now scroll down to “Display” and check the “Disable hardware graphics acceleration” option According… Read more “FIX: Protected View error opening Office documents from Outlook”