A:AnswerMENU #238 and turn it on.
To erase messages, go to the page 44 in the owner's manual: https://help.panasonic.ca/viewing/ALL/KX-TGF540/OI/TGF540_PNQX8346ZA/TGF540_PNQX8346ZA.pdf
#C
A:AnswerBluetooth connectivity not required. The handsets should be plugged into electrical source to charge the phones unless you want to play music chairs trying to charge all three phones on the base.
A:AnswerYou won't be able to pair two phone systems, but you can have the same line on both phones. Base units must be placed far from each other to avoid interference.
A:AnswerWe would need more information in order to have a better understanding of your inquiry. If you’re open to discussing it further, please contact Support Team via Live Chat on the Panasonic Website, Contact Us option, Mon-Fri, 9am-5pm EST.
A:AnswerA total of 3 separate alarm times can be programmed for each handset. You can set one of 3 different alarm options (once, daily, or weekly) for each alarm time.