Convert mouse sensitivity in-between different games.
All about Portal 1&2 Sensitivity Converter
The Portal is a 2007 riddle stage game created and distributed by Valve. It was delivered in a group, The Orange Box, for Windows, Xbox 360 and PlayStation 3, and has been since ported to different frameworks, including Macintosh operating system X, Linux, and Android (by means of Nvidia Safeguard).
The Portal comprises essentially a progression of riddles that should be settled by transporting the player’s character and straightforward items utilizing “the Opening Science Handheld Gateway Gadget”. It is a gadget that can make spatial entries between two-level planes.