① Turn on the phone's Bluetooth and Location.
② Login to Welock App and click the Add button in the upper right corner
③ Click the Add Welock Smart Lock button
④ Scan the QR code above the lock
⑤ Enter the ID of the Welock smart lock, and then click the Bind button below. Each Welock smart lock has a unique ID, which you can find on the lock cylinder or on the box.