Under 'Having Problems?', click Can't access your two factor device or valid recovery codes?.If you do not know your GitHub password, you will not be able to generate a one-time password. Type your username and password to prompt authentication.You can use your two-factor authentication credentials or two-factor authentication recovery codes to regain access to your account anytime during the 3-5 day waiting period. Additional requests submitted during this time will not be reviewed. Note: For security reasons, regaining access to your account by authenticating with a one-time password can take 3-5 business days. If you know your GitHub password but don't have the two-factor authentication credentials or your two-factor authentication recovery codes, you can have a one-time password sent to your verified email address to begin the verification process and regain access to your account. For more information, see ' Configuring two-factor authentication.' Authenticating with a verified device, SSH token, or personal access token If you configured two-factor authentication using a security key, you can use your security key as a secondary authentication method to automatically regain access to your account. If you lose access to your primary TOTP app or phone number, you can provide a two-factor authentication code sent to your fallback number to automatically regain access to your account. Type one of your recovery codes, then click Verify.Under 'Having Problems?', click Enter a two-factor recovery code.For more information about recovery codes, see ' Configuring two-factor authentication recovery methods.' The default filename for recovery codes is github-recovery-codes.txt. You may have saved your recovery codes to a password manager or your computer's downloads folder. Use one of your recovery codes to automatically regain entry into your account. Using a two-factor authentication recovery code Warning: For security reasons, GitHub Support may not be able to restore access to accounts with two-factor authentication enabled if you lose your two-factor authentication credentials or lose access to your account recovery methods.

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