Please download and install Google Authenticator.
. . or explore other options
Please record or back up the 2-step verification key on paper and the mobile terminal.
If you lose, damage, change your phone or accidentally uninstall Google Authenticator, you can reset Google 2FA for your Revain account ONLY through the key provided here, neither Google nor Revain store a copy of the key shown now, loss of this key means your funds risk becoming unrecoverable.
Scan the QR code or copy the secret key to Google Authenticator.
Your account will be added to Google Authenticator. Make sure that your device's time is correct. Synchronize it with Google (go to Settings and select "Synchronization").
Enter the code from the app (no spaces, only numbers). If the code is invalid- log out and try again.
Please note that in order to withdraw funds users also need to complete the Telegram verification. You can find more details here.