Step 1: Refer to your manual to determine the correct spindle based on your door's thickness.
Step 2: Attach the appropriate spindle to the centre of the exterior handle panel, indicated by a red arrow.
Step 3: Look for a small red mark around the centre of the handle panel to ensure that the spindle and handle panel are aligned properly.
Step 4: Adjust the golden screws to align the lock with the structure of your door.
Step 5: With the lock's exterior aligned, carefully thread the black wire through your door.
Step 6: Using your interior handle, remove the cover casing and attach it to the back of the door, using the wire and spindle as guides.
Step 7: Once the interior panel is in place, secure it with the provided screws.
Step 8: Plug the wire into the black socket below the battery compartment, then insert your batteries.
Step 9: Attach the handle and cover onto the lock, fastening it at the sides with the provided screws.
Step 10: Test the locks and latch, then begin setting up your lock on the TTLock app.
For a visual guide, please click to see the YouTube video for a step-by-step tutorial.