The Galaxy Watch 4's back button is basically useless - 9to5Google
Amazon.com: TRUMiRR Band for Galaxy Watch 6 Classic 43mm 47mm / Watch 6 40mm 44mm, Button Connector Stainless Steel Watchband No Gap No Pin Strap for Samsung Galaxy Watch 5/5 Pro /
How to reprogram the Samsung Galaxy Watch 5's buttons - The Verge
Metal Button For Samsung Galaxy Watch 4 Classic 5 Pro Magnetic Folding Buckle Strap Replacement Accessories 40/44mm 45mm 42/46mm - AliExpress
You can now have custom action buttons on Wear OS with a new Google Assistant tile - PhoneArena
Galaxy Watch Active 2 Button | Samsung Galaxy Watch Buttons - 1pcs Power Key Back - Aliexpress
my new Watch 6 40mm BT in Graphite has golden buttons. : r/GalaxyWatch
How to Turn on a Samsung Galaxy Watch
How to reprogram the Samsung Galaxy Watch 5's buttons - The Verge
2 Ways to Customize Buttons on Samsung Galaxy Watch 5 and 5 Pro - TechWiser
how to change key functions for Samsung watch 5 - hidden feature - YouTube