Mobile Outlook Calendar Not Syncing. Make sure to add outlook calendar. Then open the outlook app and go to settings > tap on your account > tap.
Check network and internet connectivity. Open phone settings > applications > outlook > make sure contacts is enabled.
Disable Low Power Mode And Allow Cellular Data.
You receive an error message when syncing email.
If Outlook Isn't Syncing Emails, Ensure Your Internet Connection Is Working, Turn Off The App's Offline Mode, Manually Sync Your Email Folders, Change Your Email.
Remove and add outlook account again.
4.On The General Tab, Choose Clear Offline Items.
Images References :
This Allows You To Easily View And Edit Them Via The Default.
Make sure to add outlook calendar.
Open Phone Settings ≫ Applications ≫ Outlook ≫ Make Sure Contacts Is Enabled.
Sometimes an error appears in the mail and calendar apps when the apps try to sync new email or calendar events.