
The problem may have started after upgrading Outlook, installing add-ins, or other possible changes on your system. Sometimes Outlook may need to be re-installed or repaired in order to fix certain problems.

Find Microsoft Office 2010/2013/2016/2019 in the list and highlight it. This issue appears to be caused by a bad Outlook/Windows Update. Outlook 2010/2013/2016/2019/365 Online Repair: Open up the Control Panel on your PC (and show All Control Panel items, if necessary) and click on Programs, then Programs and Features. When you get it fixed, read our post Why Windows XP was better than Windows 10 for entertainment.ġ: Outlook "No Default Mail Client" Error: As of 9/16/20 we have reports of CompanionLink giving a "No Default Mail Client" error on sync. See our friends at Bleeping Computer for a full rundown. 1: Outlook bug prevents viewing or creating email - A Microsoft introduced a new bug today where some people are Unable to Edit or Create Email Update: Microsoft says they will roll this fix in the next 8 hours.
