Because the codes are time-sensitive, even a minute of difference can cause a mismatch. Once you locate the specific entry, the number displayed is the credential you need to enter manually.
Manual Entry Code Authenticator App Guide
Therefore, transferring involves re-establishing the link between the account and the new app installation rather than copying a file. The list is usually ordered alphabetically or by the time remaining on the timer.
The most frequent cause of this issue is a time drift between the phone and the authentication server. Look for the entry that matches the service you are trying to access, such as email or banking.
Manual Entry Code Authenticator App Guide
Note that the secret key resides on the authentication server, not solely on the old device. Ensure your phone’s screen is unlocked and the app is active to see the updated sequence in real-time.
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