Is there a ready terminal for data transfer via bluetooth?

Question

Android

There is a smartphone and a laptop with bluetooth.
It is necessary to send AT commands via bluetooth from the laptop to access the phone book.
Are there ready terminals for this? It is desirable under Windows, but it is possible also for Linux.
Is there something like AT Command Tester that just connects via bluetooth?

Answer 1

Contacts are saved and/or synchronized with cloud services. Look this way