Steam Deck natively recognizes the PS3 controller. Simply plug it in via USB, wait for Steam OS to recognize it, then unplug USB cable and it will work over Bluetooth without needing
Fix random button presses on PS3 controller | DIY Fix | Making With Mihir | - YouTube
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Dualshock 3 random inputs? : r/PS3
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Fix random button presses on PS3 controller | DIY Fix | Making With Mihir | - YouTube
Sony PS4 controller Sponge Ribbon Support playstation spare random button press | eBay
Ken Umemoto's vReality: PlayStation Dualshock 3 L3 Button Fix
How To Fix PS3 Controller Random Button Presses - YouTube
Sony PS4 controller Sponge Ribbon Support playstation spare random button press | eBay
SOLVED: I can fix my PS3 controller without opening it? Random Pressing Button - DualShock 3 - iFixit
SOLVED: Why does my controller randomly presses buttons? - DualShock 3 - iFixit