
Use the steps above to verify it is enabled on all devices. Somehow contact syncing may have been turned off on one or more of your devices. Your iPhone and Mac may be signed into different iCloud accounts. Your devices aren’t logged into the same iCloud account.To quickly free up space, you can use the Gemini Photos app to clean up your photo library. If you’re out of iCloud storage, then nothing will sync with iCloud, including contacts. So if you run into issues while trying to sync your contacts, these are the likely reasons behind them: When you sync contacts from your iPhone to your Mac, you should keep in mind that you’re actually syncing both devices with iCloud. Why are my iPhone contacts not syncing with my Mac?


To set the iCloud sync, you’ll need to log into the same iCloud account on both your iPhone and your Mac:
