AT+SAVE0 doesn’t make any difference. Here is what I did so let me know if that is not what you meant.
AT+CLEAR
OK+CLEAR
AT+RESET
OK+RESET
AT+SAVE0
OK+Set:0
AT+NAMEbeeHive
OK+Set:beeHive
AT+NAME?
OK+NAME:beeHive.
AT+SAVE0
OK+Set:0
[DISCONNECT AND RECONNECT]
AT+NAME?
OK+NAME:HMSoft. <— Back to factory name