How do I unsync iMessage from my Mac?

Vibasaurous wrote:

how do I unsync my iMessage off my Mac ?

If you want to use iMessage on both your Mac and your iPhone but you don't want messages to appear on both, each device will need it's own Apple ID. Is that the road you want to go down?

Settings , apps , iMessage. And turn it off

or put in a different iCloud account or email.