iOS Sync Issue: Notifications Not Disappearing on iMac and iPad

First reported on r/ios on June 26, 2026.

Users are experiencing an issue where notifications are not disappearing on their iMac and iPad after reading a message on their iPhone. This has been happening for a while, and users are unsure how to fix it.

What it looks like

  • Notifications not disappearing on iMac and iPad

How to fix it

  1. Open the Settings app on your iPhone.
  2. Select Notifications.
  3. Choose Allow Notifications to see if the issue is related to notification settings.
  4. Open the Messages app on your iMac.
  5. Check if the notifications disappear after reading a message on your iPhone.

Affected products

  • iOS

Sources


Search terms covered: ios sync issue, notifications not disappearing