Family sharing issue

[Rooeey]

HI peeps.

I am hoping some one can point me in the right direction to a tutorial to untether my daughters MB Air from My wifes Icloud etc.

they keep getting eachothers messages etc...

 

[Cory Cooper]

Hello and welcome.

It sounds like your wife's iCloud is signed into the MBA in the Messages application. Check the following in the Messages application:

Messages > Preferences > Accounts

C