BT left my blind father without a panic button

It didn’t work after it switched his landline to digital without warningMy 101-year-old father was left without a landline and a functioning panic button after BT switched his phone service from analogue to digital without warning us. BT had informed us that the contract was about to finish, and asked me to contact them about renewing. I duly called and was, at no time, advised to contact the panic button provider, or told of the possible need for adaptors to connect analogue phones to the