Quick troubleshooting tips
If you’re already an iCloud user, well done – all your important settings and data such as calendars will be synchronised with your new Mac.
If you’re using third-party apps that use your iCloud data, such as calendar apps that access your iCloud calendar, you may find that you’ll need to create a new app-specific password for them. appleid.apple.com > Sign-in and Security > App-Specific Passwords and you can generate a new password or revoke existing ones. If you don’t, they won’t be able to connect to your iCloud and access the data they need. To create one you’ll need to have two-factor authentication enabled on your iCloud account. Go to
Forthose who’ve used Apple’s Migration Assistant to move everything from an old Mac to a new one, all your apps, customisation and settings should have migrated too – so you’ll have the correct account details in Mail, your purchased content in iTunes or Music, and messages should up and running.
If you’re already a Mac user, chances are you’re using iCloud for a lot of things: synchronising Safari bookmarks and settings, contacts, calendars, passwords stored in Keychain and Photos too. You may be using iCloud Drive and iCloud Mail too. If you are, great; as soon as your new Mac is logged into iCloud, it should start synchronising all of that data.