1. Temporarily remove the ring strap from the buckle so that the strap can be laid flat on the table. So as to facilitate the next step. It's best to put a flannel under it to protect the watch.

2. Take out the watch pin. Loosen the handle of the watch detacher, put the watch band into the watch cylinder, keep the steel needle of the watch detacher aligned with the pinhole of the watch band, and tighten it gently, so that the steel needle connected with the watch band will pop up. If the strap is long, it is recommended to remove the same number of knots on both sides of the bracelet to ensure the balance when wearing the watch.

3. After removing the bolt, twist it gently along the gap at the joint to remove the strap.

4. To remove the next strap, two adjacent pins must be removed. 5. Reinstall the watch pin. After disassembling the strap to the appropriate wrist size, connect the two broken straps first, and then push the steel needle into the part that did not enter in the second step or knock it with a hammer!