data transfere

The most trouble free way Set up your new Mac - Apple Support

2nd choice How to move your content to a new Mac https://support.apple.com/en-us/HT204350

Boot clone https://discussions.apple.com/docs/DOC-10081

How to use Time Machine to back up or restore your Mac: https://support.apple.com/en-us/HT201250

essam211 wrote:

what if I want to transfer data manually from MacBook to another without migration?

Drag and drop.

Target Disk Mode - Apple Support