Surface Pro 9

This failure mode is real, known, and almost always either: A worn internal spring contact in the pen, or a failing pen digitizer path on the Surface itself. Run Surface Diagnostic Toolkit → Pen Test If buttons/eraser work but pressure = 0, the tip sensor isn’t being read. Try the pen on another Sur

I've never had wobbly lines on my duo 2 with the surface pen 2. On my surface pro 9 however it comes and goes. I also have two surface pen 2s and they both perform similarly. I do use a tpu screen protector on the duo 2 and a glass screen protector on the surface pro 9

Works great on my SP9. Surfaces suck in general for anything pen related. There are far better devices for related functionality. And to my point on my other comment; a Microsoft account is required for advanced pen features. Imagine that.

I have a surface Pro 9 and an iPad Pro 13 in. The iPad Pro is what gets used. The surface Pro is shit and the pen is terrible. It gets extremely hot crashes all the time and lags. And it was like this from brand new

And even on SP9 i7 16gb the performance is bad. IMHO, if you start again. Use Goodnotes on iPad, combination is better in every aspect. -- Stylus (much better) -- App performance -- Note styling -- Ease of use -- Battery time -- and even compatible hardware price Based on the provided improvements,