Did you press Enter in the field once you changed the name?
Could you run the following test :
- Open a terminal
- gvfs-monitor-file /var/lib/bluetooth/xx:xx:xx:xx:xx:xx/config (where xx:xx:xx:xx:xx:xx is the address of the adapter)
- perform the change.
Normally it should appears some event in the terminal.
Did you press Enter in the field once you changed the name?
Could you run the following test : bluetooth/ xx:xx:xx: xx:xx:xx/ config (where xx:xx:xx:xx:xx:xx is the address of the adapter)
- Open a terminal
- gvfs-monitor-file /var/lib/
- perform the change.
Normally it should appears some event in the terminal.