Your system information

• Steam client version: 1711734008
• SteamOS version: 3.5.17
• Opted into Steam client beta?: Yes
• Opted into SteamOS beta?: Yes
• Have you checked for updates in Settings > System?: Yes

Please describe your issue in as much detail as possible:

I tend to fatfinger the middle button while the edge of the trackpad is really easy to find without looking. This is why I would like to be able to adjust the size of the center button.