Today we’ll be helping you get connected as we're joined by tech expert David McClelland and Which? magazine's Adam Snook. The team discuss what 4g and 5g even mean, how to make sure you're ready for 3G switch off and how to get the best deal Later we also get a sneak preview of the latest Which? survey into the mobile phone networks, out in May's Which? Magazine. Check out our latest Mobile network reviews and sign up to become a Which? member.