Tuya Smart Bluetooth Fingerprint Door Lock PST-S1 APP Connection & Operation

◆ APP name:TuyaSmart
◆ Battery:4 AAA alkaline dry batteries(not included);;
◆ Unlock by: Fingerprint, Key, Password, App;
◆ MOQ: 10pcs.
SHENZHEN PROFESSIONAL SECURITY TECHNOLOGY Co.,LIMITED
Website:www.chinapst.com
E-mail:[e-mail]
Whatsapp:[phone]

[@igor-xe9uo]

Why the lock appear offline in App and gateway and how to make it online for remote opening?