For iOS, you'll first need to install TestFlight on your iOS device. You can find it here or in the App Store. Once TestFlight is installed, you can join from your device. You'll then be able to download and install our beta app via TestFlight.

It works by verifying the digital signature of pre-boot software against a set of trusted digital certificates (also known as certificate authority or CA) stored in the device's firmware.

You can sign in and access your account by entering account.microsoft.com or account.live.com into your browser.