To register a new 2FA Authenticator account on your mobile phone, follow these steps:
Step 1) Open the 2FA Authenticator app
Launch "Authenticator" on your mobile device. If you haven't installed it yet, download it from Google Play or the App Store.
Step 2) Add a new account for Payment Service Admin
Scan the QR code below using the "Scan Bar Code" option in your 2FA Authenticator app. You may need to tap the "+" sign first, depending on your device.
Note: If you are not able to view the QR Code, please enable image in the email.
Step 3) Log in to PS Admin
Once your account is registered, use the codes from 2FA Authenticator to log into Payment Service Admin.
Input the 6-digit code from your Authenticator app for "PXP (PaymentServiceAdmin)" as the "authentication code" on the PS Admin Login page.
Troubleshooting
Payment Service Admin (PSA): How do I activate 2FA, if I don't have a phone? – PXP Help Centre
Payment Service Admin (PSA) Account Access: Troubleshooting – PXP Help Centre