> I vaguely remember doing something to turn that off on mine, but she is terrified of Covid so I haven't had a chance to get at her laptop and fix it for her.

> I vaguely remember doing something to turn that off on mine, but she is terrified of Covid so I haven't had a chance to get at her laptop and fix it for her. You can use Messages to easily initiate screen-sharing (with you controlling her Mac) to do that. No 3rd party software, no action on her side needed.