New codes have been created. Save these one-time use backup authentication codes in a safe place — you’ll need them to access your account if you don’t have your mobile device.
Mae codau newydd wedi'u creu. Cadwch y codau dilysu wrth gefn defnydd un-amser hyn mewn man diogel - bydd eu hangen arnoch i gael mynediad i'ch cyfrif os nad yw eich dyfais symudol gyda chi.