Why is the fingerprint sensor not working on my BLU G63 after a factory reset?
After a factory reset, all security data, including saved fingerprints, is erased. You must re-configure your security settings to use the fingerprint sensor again.…
Manuals+ Q&A
BLU G63 Smartphone User Guide — questions & answers
Read product questions and troubleshooting answers linked to BLU G63 Smartphone User Guide.