How to Fix iPhone Mac Calendar Not Syncing

Summary

If you find your calendars on iPhone not syncing with Mac or Mac calendars not syncing with iPhone, here in this post, we will show you several solutions to help you fix issues of iPhone/Mac calendar not syncing.

Elena

Sep. 04, 2017

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AnyTrans could easily help you transfer calendars from iPhone to Mac or Mac to iPhone. Get it now and follow the instructions below to fix iPhone/Mac calendar not syncing issues.

Q: Please help! I have sync issues with iCloud. My calendars on both Mac and iPhone worked fine. But somehow they stopped syncing. I can't see the changes I made on Mac calendar through iPhone, let alone the changes I made on iPhone calendar through Mac. How to fix this problem?

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Generally speaking, if you logged in the same iCloud account on both your Mac and iPhone, the calendars should be kept synced. However, issues like iPhone calendar not syncing with Mac or Mac calendar not syncing with iPhone do occur from time to time. If this what you are encountering, here in this post, we will show you several solutions for this.

Before trying the trouble shooting steps below, please make sure your Mac computer and iPhone meet the system requirements to use iCloud and the date and time settings on iPhone and Mac are correct. You can also try to some simple methods like restart the Calendar app, restart iPhone or your Mac.

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How to Fix iPhone Calendar Not Syncing with Mac

There are several solutions, we suggest you try them one by one.

1 > Turn off iCloud Contacts, Calendar, or Reminders and Turn It Back on iPhone

When you can see no changes, maybe there is nothing wrong with your iPhone and Mac, it is just iCloud has its own schedules to do sync. Why not try to turn off iCloud Contacts, Calendar or Reminders and turn it back later? It might be helpful for you to see the changes as soon as possible.

To turn off/on iCloud Contacts, Calender, or Reminders on iPhone, please go to Settings > [your name] > iCloud. (if you are in iOS 10.2 or earlier, please just go to Settings > iCloud) Slide to Contacts, Calendars and Reminders, toggle the switch.

2 > Set iCloud Calendars as Default

If you are using third party calendar service like Google, for sure that these iPhone calendars would not sync to your Mac. You need to change default account to iCloud.

To set an iCloud calendar as the default calendar on iPhone. Tap Settings > Calendar > Default Calendar, then choose a calendar under iCloud, now you have set an iCloud calendar as default.

3 > Check Your App Settings

It happens a lot that people don't select all calendars to sync. That is one of the biggest reasons why iPhone calendars not syncing with Mac or any other iOS devices.

To check your app settings, you can open the Calendars app and tap Groups in the upper-left corner, see if All iCloud is selected.

Fix iPhone Calendar Not Syncing with Mac - Check App Settings

Image Credit: Apple.com

How to Fix Mac Calendar Not Syncing with iPhone

Basically, the solutions for Mac Calendar not syncing with iPhone is pretty much similar with the fixes for iPhone Calendar not syncing with Mac. What slightly differ are the operation steps.

1 >Turn off iCloud Contacts, Calendar, or Reminders and Turn It Back on Mac

Turning off/on iCloud Calender on Mac is also easy and simple. Go to System Preference > iCloud, uncheck the box of Calendars, then select Delete from Mac, your iCloud Calendar is turned off. (Calendars removed from Mac while turning off iCloud Calendars would be synced back if you turn on iCloud Calendar again, so there is no need to worry about data loss. ) A few minutes later, go to System Preference > iCloud, check the box next to Calendar, iCloud Calendar is now turned on.

Fix Mac Calendar Not Syncing with iPhone - Turning Off/On iCloud Calendar

Image Credit: Apple.com

2 > Check Your Default Account

Open the Calendar app, choose Calendar > Preferences, On the General tab, make sure that one of your iCloud calendars is the default.

An Ultimate Way to Fix iPhone Mac Calendar Not Syncing

With above methods, maybe you have solved the iPhone Mac calendar not syncing issue. However, you know, it might take a few while before iCloud could finish the sync process. If you need iPhone calendars on Mac or Mac calendars on iPhone urgently or find above methods are just too complicated, here in this part, we introduce you a powerful tool - AnyTrans.

Developed by iMobie team, AnyTrans have helped many iOS users transfer calendars between iPhone and Mac. While helping people transfer calendars between iPhone and Mac, it is first, efficient. Within 5 minutes, you can transfer gigabytes of data. Besides, your data is secure if you choose AnyTrans for it is developed by trust-worthy developers, so you don't have to worry about information leakage. Moreover, it enables you to selectively transfer data from iPhone to Mac, that gives you more control of calendar data.

AnyTrans Overview

AnyTrans Overview

For detailed steps to transfer iPhone calendar to Mac and transfer Mac calendar to iPhone, please refer to other posts to get details.

The Bottom Line

That's all for how to fix iPhone Mac calendar not syning, please do let us know if these methods work for you by leaving comments. By the way, AnyTrans could also help you transfer calendar from iPhone to iPhone. Why not download it now and have a seven-day free trial.

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