Telstra has activated its satellite messaging service – we’ll tell you the devices that will work at launch, cybercriminals are targeting Australians with AI-powered scams, we talk to Moira Hogan from BritBox about the exciting new changes coming to the streaming service, we’ll take a look at the new LG QNED TV range, Oppo has launched a new affordable smartphone with a massive battery, you can now get the MacBook Air at a bargain price at Big W and we’ll answer all your questions In the Tech Guide Help Desk.