This article explains how to change your Apple Watch band, including the Link Bracelet. These instructions apply to all Apple Watches with detachable watch bands.
To remove the original wristband from your Apple Watch and replace it with a new one, follow these steps:
Place your Apple Watch face down on a smooth, clean surface, preferably a microfiber cloth or a soft mat on a desk.
Press and hold the band release button on the back of your Apple Watch with your fingertip or nail.