Update 12/19/2025: Updated GCC dates.
As with all cloud services, Exchange Online imposes service limits to prevent misuse of Exchange Online resources and ensure availability for all users. For ex...
Updated Dec 19, 2025
Version 22.0
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What would happen if instead of the 2,500,000 threshhold sync issue that it errantly goes to zero?
Arindam_Thokder
Microsoft
MicrosoftIt won't go back to zero. It would say "Threshold cannot be calculated. Please try again" (something similar)