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Insight Horizon Media

Why is my iPhone calendar duplicating events?

Author

Michael Henderson

Published Feb 23, 2026

Why is my iPhone calendar duplicating events?

A common cause of duplicate calendars is using both iCloud and iTunes to sync. If you are using iCloud to sync calendars, connect your iPhone to your computer, launch iTunes and deselect the “Sync Calendars” option in iTunes.

Why are my events duplicated in ICAL?

One drawback is that when you use Apple’s iCloud service to maintain your calendars, you sometimes see duplicate entries. These occur when your local calendars still appear on your iPhone along with your calendars on iCloud. You can delete individual entries or local calendars in Outlook to remove the duplicates.

How do I merge my iPhone calendar with iCloud?

In the Calendar app , you can share an iCloud calendar with other iCloud users. When you share a calendar, others can see it, and you can let them add or change events….Share iCloud calendars on iPhone

  1. Tap Calendars at the bottom of the screen.
  2. Tap Add Calendar.
  3. Type a name for the new calendar, then tap Done.

How do you refresh iCloud calendar on iPhone?

To refresh your iCloud Calendars, launch the app on your iOS device and tap the “Calendars” button at the bottom of the page. When you get to the next page just tap and hold your finger on the screen and drag the list down until the activity icon appears and release the page.

Why are birthdays showing up twice in Apple calendar?

It is possible an account you added in the settings has “Calendars” enabled causing events to appear twice. Depending on the account you want to use, you may or may not want to disable Calendars. It will show what features are enabled beneath each account listed.

How do I delete duplicate events in my calendar?

Hold down CTRL while you click each duplicate calendar item in the list. When you have selected all of the duplicate calendar items, press DELETE.

Can you merge calendars in iCloud?

Merging iCloud Calendars You can merge multiple calendars into a single calendar. In this example, here is how you would merge the iCloud Home calendar with the iCloud Work calendar: Export the iCloud Home calendar by selecting it and choosing File > Export, and save it to your desktop.

Can you sync calendars between two iphones?

Sync iPhone Calendar with Another iPhone via iCloud On the iPhone containing the calendar you want to share, tap “Settings” then “iCloud.” Enter your Apple ID and password to activate iCloud. Turn on Calendar sharing. Step 3. Repeat iCloud activation and Calendar sharing for the other iPhone.

How do I force my iPhone calendar to sync?

Change how often your calendars and reminders update:

  1. Tap Settings > Calendar, or tap Settings > Reminders.
  2. Tap Sync.
  3. If All Events or All Reminders is selected, choose a specific timeframe instead, like Events or Reminders 1 Month Back.
  4. Press the Home button.
  5. Wait a few minutes.

How do I manually sync iCloud?

To manually back up your phone via iCloud, navigate to Settings > [your name] > iCloud > iCloud Backup > Back Up Now. Here, you can also see the last time your device was successfully backed up.

How do I delete duplicate Birthdays on my iPhone calendar?

If you have duplicate events on your iCloud Calendar

  1. Select View > Show Calendar List.
  2. Select or deselect the calendar’s checkbox in the Calendar list to show or hide a calendar’s events. To show or hide events from all calendars, press the Command key while you select or deselect any calendar’s checkbox.

How do I remove duplicate Birthdays from my calendar?

Just go to your Calendar app (the exact method will depend on the app you’re using, but the general steps should be the same), find the menu button, and look for a ‘Calendars to Show’ or ‘Calendars’ section. There you should be able to turn off ‘Birthdays’ or find the duplicate calendar.

How do I duplicate an event on the iPhone Calendar?

Open the Calendar App on your iPhone, iPad, or iPod Tap an event you want to duplicate Select the Edit Button to open up the Edit Details Copy the event title by selecting all and then copying it

Can I delete duplicate appointments/event entries from Outlook iCloud calendar?

After making an appointment/event entry in Outlook on my iCloud Calendar and it sync’s with my iPhone, a duplicate appointment/entry is added to my Outlook iCloud Calendar. I can only delete one of the entries, not both because apparently I do not have permissions to delete one of them.

How does iCloud calendar sync work?

Because iCloud sync is live, whenever you create a new event in a synced calendar, the Calendar app pushes the initial raw entry on creation to iCloud, and as you modify it, those updates are sent.

Why do I have duplicate entries on my calendar?

Many users in forums have found this solved duplicate entry problems. Check your lag across devices. If you have the same calendars syncing on multiple devices to iCloud or other services, like Google, it’s possible that you’re having a disconnect among them.