Well, many styluses have the option to hold down the button to do something. In most note-taking apps, it's to switch to the eraser, and that's what I'm looking for. It seems that option isn't available on the Xiaoxin Pad Pro 2025 stylus (AP501U with firmware V2.27), as it doesn't work in any app, and there's no place in the settings to enable it.I've tried Button Mapper, but I can't find a way to do that either. Is there a way to change the firmware? Or some other solution to enable this...Read more