what's the fastest way to transfer everything from one mac to another

Hey there! To transfer data from a Mac to another Mac is simple! To learn how to transfer data to a New Mac please check out the link I have listed:https://support.apple.com/en-us/HT204350 If that didn't work please reply. Thank you!

connect the old Time machine backup drive to the new Mac.

On First Run, instead of specifying a new User, tell it to use the information on the backup, and it will fetch what you want.

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