Questions about 3M Pf140w9b

Yes, these can be reordered from 3M: https://www.3mschweiz.ch/3M/de_CH/privacy-protection-alp/resources/attachment-parts/

You have to consider the dimensions of the screen

The answer is: Yes, it works wonderfully. Writing with the pen is a bit more tedious because the reactions are slower. If you use the screen upright, then the screen can be viewed from the side. -> https://www.digitec.ch/de/s1/QuestionAndAnswer/ist-diese-folie-touchscreen-tauglich-75276

Yes, it works wonderfully. Writing with the pen is a bit more tedious because the reactions are slower. If you use the screen upright, then the screen can be seen from the side.

They are both privacy filters for 14" laptops. There are no significant differences between this one and the one from Lenovo.