“We’re making the switch because the analogue network that most home phones work on today is no longer fit for purpose and can’t keep up with the demands of modern life. That outdated network will be switched off for all phone providers by 2025. This is a once in a generation upgrade to ensure that everyone stays connected now and into the future. It offers lots of benefits and improved features over the existing system, like advanced spam call blocking.”
https://theorkneynews.scot/2023