Sometimes events entered into the iOS Calendar app don’t appear in the correct Outlook calendar while at other times an Outlook calendar on iPhone may be missing important data. Fortunately, there are a variety of strategies for dealing with this annoying bug.

Causes of Outlook Calendar Not Syncing With iPhone

Some of the most common causes of iPhone calendar events not syncing to Outlook properly include:

The incorrect calendar is selected when creating an event.Data not syncing to the server properly.An Outlook account not connected to an iPhone.The iOS default calendar is incorrectly configured.

How to Fix iPhone and Outlook Calendar Syncing Problems

Here are all of the proven strategies for fixing iPhone Outlook calendar sync issues listed from most-common and easiest to least-common and more time consuming. It’s recommended to work through these solutions in order to effectively pinpoint the cause and correct it. Charging your iPhone usually disables this mode automatically but you can also manually turn it off. Go to Settings > Battery and tap the Low Power Mode toggle switch. When creating a new event, tap Calendar to make sure your Outlook calendar’s name is checked. You may have been saving events to the wrong calendar. If you’ve tried all of the tips mentioned above and nothing’s worked, you may want to try a sync via iTunes. First, connect your iPhone to your computer via its cable, open iTunes on your computer, then select Devices > iPhone > Info > Calendars > Sync calendars from > Outlook > All calendars > Apply.