You can invite someone to Signal using the "Invite Friends" menu in the app, which will send a text message or email.

Instead, you need to open and register Signal on the new phone and select an iOS transfer. Then you use a QR code to connect the old and new iPhones and a transfer will begin. Be warned — that ...

People often struggle with weak Wi-Fi signals in their homes. Sometimes, the signal becomes so weak that even sites can't be ...