Upon launching Signal, you’ll see a QR code, now you must go back to your iPhone or Android to complete setup.Install Signal by dragging the Signal.app file into your /Applications folder, then launch the Signal app **.

Next, download the Signal client for Mac.First, get Signal for iPhone or Android and set it up on your phone, it requires a phone number that can be verified and this is not optional *.This will walk through setting up Signal messenger on the Mac, but the setup process is basically exactly the same for Windows PC and Linux as well, so if you want to set up the messaging client on another platform you don’t need to change much. Of course you’ll need internet access on those devices too.

To get started you will need Signal setup on iPhone or Android with a valid and active cell phone number, the Signal client for that cell phone, and the Signal client for the desktop. If you’re on a Mac, or Windows PC, and you want to setup Signal on your computer to communicate with other Signal users, the walkthrough below will detail the process.

Signal messaging app for desktop