User verification failed on %S. There were too many failed attempts in a row and PIN authentication has been temporarily blocked. Your device needs a power cycle (unplug and re-insert).
Methodd dilysu defnyddiwr ar %S. Bu gormod o geisiadau aflwyddiannus ac mae dilysu PIN wedi'i rwystro dros dro. Mae angen cylchred pŵer ar eich dyfais (dad-blygio ac ail-osod).