Nintendo Switch SL SR Joy Con button fixed in under 10mins! - YouTube
Nintendo joycon (R) LEDs and SL/SR buttons not working when closing the shell. Is the ribbon too much bent? It works if I straighten the ribbon : r/ifixit
Nintendo Switch Right Joy-Con SL/SR Button Board Replacement - iFixit Repair Guide
For Nintendo Switch Left Hand Joy-Con SL SR Sync Button Flex Replacement | eBay