You must have an email account with either Google, Facebook or Apple in order to create a new account in the Mirror Wallet app.
Open the Mirror Wallet app on your mobile phone
Click Create Account
Select ‘Continue with <your email provider>’
Choose or enter an email account
Read the Disclaimer information and check the box to agree and proceed
Set your wallet password by entering a 6-digit pin and confirming the pin
Enable Touch ID if desired or skip by choosing Later