How to add second account to macbook air

- How to add second monitor to macbook air
- How to add second screen to macbook air
- How to add second fingerprint to macbook air
- How to add a second email account to macbook air
- How to add second user to macbook air
- How to add second display to macbook air
- How to add second airpods to macbook
- How to change apple id on macbook air
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