The power switch causing issues is a common problem with this headset (Logitech G933), but it's not the electrical switch causing the problem, it's the plastic cover pressing on the switch in
Bose QuietComfort 35 I II Power Button Sliding Spring Switch Replaceme — Joe's Gaming & Electronics
AliExpress
Headset Power Switch Button&Headband Hinge for Logitech G933 G935 G633 G635 Artemis Spectrum Wireless Headphone Repair Parts
Power On Off Board Switch Unit Pcb For Sony Playstation Portable Psp 3000 Video Games Replacement Parts - Accessories - AliExpress
Fix Logitech G933 Mic Not Working Error with 3 Methods
1pc Headphone Switch Power Button Replacement Parts for Logitech G933 G933S New | eBay
AliExpress
AliExpress
Board with Button Replacement for 3000 Console | eBay