Please try the following:

On Android:

  • Go to the main menu on the Google Authenticator app

  • Tap More Settings.

  • Tap Time correction for codes.

  • Tap Sync now.

  • Enter your OTP code in the Two-Factor Authentication box.

On iOS (Apple iPhone):

  • Go to the iPhone Settings App (your phone settings area)

  • Select General

  • Select Date & Time

  • Enable Set Automatically

  • If it's already enabled, disable it, wait a few seconds and re-enable

  • Enter your OTP code in the Two-Factor Authentication box.

If you are still having 2FA trouble after doing the above please email pool@bitcoin.com

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