Calendar events on Mac won't synch to iPhone or Apple Watch

Calendar events I input on my Mac won't synch to my iPhone or Apple Watch. Calendar events on iPhone synch to iMac. in iCloud preference, I've marked contacts, calendars and notes. All but calendars work. Any suggestions?

iMac, macOS Sierra (10.12)

Posted on Sep 27, 2016 2:15 PM

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3 replies

Sep 27, 2016 2:32 PM in response to AngelLady

Option 1) Refresh your calendars and reminders from the Calendars app:

Open the Calendar app.

Choose View > Refresh Calendars.


Option 2) Try removing the account in Calendar > Preferences > Accounts.

Now add it back.


Option 3) If it still fails to work, try testing in Guest or new User.


CREATE A NEW USER


Go to System Preferences --> Create a New User in Users & Groups.

Switch to the New User by logging out/in or use Fast User Switching.

Login with Apple ID

Only select Calendar for this test.


Open Calendar and test by adding an event and see if it syncs with iPhone.


Do you still see the issue?


If yes, see these steps by Kappy to Fix Sierra Installation. I would suggest that you reinstall Sierra again.

If no, then the problem is in your User's folder.


Log out of the User then Log back into your user's folder.


With Calendar.app quit..

Go to the User's Library (see below)

Scroll down to Calendars

Move these folders to the Trash

  • Calendars/Calendar Cache
  • Calendars/Calendar Cache-shm
  • Calendars/Calendar Cache-shm

Also in User's Library, scroll down to Containers. Move these to Desktop.

  • Containers/com.apple.CalendarAgent
  • Containers/com.apple.iCal

Scroll down to Preferences. Move these to Desktop.

  • Preferences/com.apple.CalendarAgent.plist
  • Preferences/com.apple.iCal.plist

Log out under the Apple in the Menu bar.

Log in

Open Calendar.app

Does it work now?


Show User's Library


The User's Library folder is hidden by default. To unhide: Select the Finder in the Dock. Under Go in the Menu bar > hold down the Option key and you’ll see the Library.


Finding the User Library Folder

http://www.takecontrolbooks.com/resources/0167/site/chap11.html#FindingtheUserLi braryFolder

Sep 27, 2016 3:54 PM in response to dianeoforegon

I tried all your suggestions (except my computer doesn't give me the Guest sign-in choice that I have set up). Thanks so much for the information, but nothing worked. I'm downloading Sierra again, but it will probably take forever. In the meantime I thought I'd show you some screen shots I took.


No. 1 is from my System Preferences:


User uploaded file


This shows what I found first in Calendar Preferences. I don't know why only "mail and notes" showed up, especially when I don't have Mail checked in System Preferences.


User uploaded file


And then I found this next, and it's something I've never seen before, and it has me completely baffled.


User uploaded file


I'm afraid to remove Google and Yahoo, even though I don't use them except for searches---never for Calendars.


I've submitted a couple of questions lately, but I never see if my reply shows up. I hope it does. In the meantime, thanks much for all your effort. I'll try to let you know if a reinstall works.

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Calendar events on Mac won't synch to iPhone or Apple Watch

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