You do not say what exact Mac /model /year /size /retina /TouchBar is this
or what exact macOS you are currently running..upgrade to what..
non the less—The most trouble free way to move to a new machine, is using the Setup Assistant on the initial boot— you have one shot here. https://support.apple.com/en-us/HT205749
If that opportunity has past, the second best way is use the Migration Assistant.
How to move your content to a new Mac https://support.apple.com/en-us/HT204350
Keep in mind—With the release of macOS 10.15 Catalina, applications will have to be 64-bit. App developers will issue updated apps if they want their apps to work on this newest macOS upgrade
32-bit app compatibility with macOS... - Apple Support
https://support.apple.com/en-us/HT208436
Check Your Apps and Prepare for a 64-bit World
https://www.stclairsoft.com/Go64/index.html