Outlook File not found or Calendar sync failure errors [Fix]

After upgrading to a Microsoft 365 (Office 365) plan, some users encounter unexpected issues in Outlook, such as “File Not Found” errors and calendar sync failures. These problems typically occur because Outlook is still referencing old data files or profile settings that no longer exist after the upgrade. As a result, meetings may stop updating, […]

This article Outlook File not found or Calendar sync failure errors [Fix] first appeared on TheWindowsClub.com.