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If the trigger on your Xbox Controller S is unresponsive or difficult to press, use this guide to replace it. The trigger is used to perform in-game actions, such as aiming or firing a weapon. Step 4 requires desoldering to remove the trigger from the motherboard.

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crwdns2931653:01crwdne2931653:0 Shell

XBOX Controller S Trigger Replacement, Shell: crwdns2935265:01crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

Remove the seven 9.4 mm screws on the back of the controller using a Phillips #00 screwdriver.
One screw is hidden behind the sticker on the back of the controller. Peel that sticker back and remove that screw as well.

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XBOX Controller S Trigger Replacement: crwdns2935265:02crwdnd2935265:01crwdnd2935265:03crwdne2935265:0

XBOX Controller S Trigger Replacement: crwdns2935265:02crwdnd2935265:02crwdnd2935265:03crwdne2935265:0

XBOX Controller S Trigger Replacement: crwdns2935265:02crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

Keep the controller facing down to prevent components from falling out.
Remove the back shell.
Flip the controller over and remove the front shell.

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crwdns2931653:03crwdne2931653:0 Trigger

XBOX Controller S Trigger Replacement, Trigger: crwdns2935265:03crwdnd2935265:01crwdnd2935265:02crwdne2935265:0

XBOX Controller S Trigger Replacement, Trigger: crwdns2935265:03crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

Carefully remove the motherboard from the shell.

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XBOX Controller S Trigger Replacement: crwdns2935265:04crwdnd2935265:01crwdnd2935265:03crwdne2935265:0

XBOX Controller S Trigger Replacement: crwdns2935265:04crwdnd2935265:02crwdnd2935265:03crwdne2935265:0

XBOX Controller S Trigger Replacement: crwdns2935265:04crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

Desolder the three attachment points for the trigger, then unclip the trigger from the circuit board.
Clip in the new replacement trigger and solder the three attachment points.

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