Have received the following notification:
Your Apple ID and phone numbers are now being used for FaceTime and a new Mac.
what is the meaning of this notification if i do not have since quite a while a new Mac?
iPad Air, iPadOS 14
I occasionally get notices like that. Check your device list to see if there is a device signed in that you don't recognize. You can remove the device using the steps in the article below. As a precaution, change your password.
Apple ID device list -Check to see where you‘re signed in.
What to do after you change your Apple ID or password - Apple Support I suggest doing this before you change your Apple ID or password.