Use the following steps to increase your trackpad sensitivity: Step one: Open Terminal (located in the Utilities folder of your Applications. Or Spotlight search “terminal”). Step two (optional): Enter the following command to view your current speed: This will return a number that represents the tracking speed. Tips & tricks to speed up a Mac. You see that one app in particular is gobbling up a lot of CPU power then you can close it from here by selecting the app with the mouse and clicking on the x.
Sometimes I feel that my mouse tracking is not fast enough but when I check its settings on System Preferences it's already set to the maximum possible speed. Here is a very simple (and fast) solution to that problem.Open Terminal.app (/Applications/Terminal)
Enter the following command:
defaults read -g com.apple.mouse.scaling
That should return the current speed of your mouse tracking as an integer. Mine was 5 and I want to update it to 10. Here is how I did it...
To change the speed of your mouse tracking you can simply run the following command:
defaults write -g com.apple.mouse.scaling your_mouse_speed
where your_mouse_speed is the speed you want to set to your mouse tracking.
Then you'll have to Log Out or restart your Mac to see the changes take effect.
Change Mouse Speed Mac
UPDATE: As reported by the reader Squished Spider, if you update your settings using the approach above and perform any changes to the Mouse settings using Mac OS System Preferences later then the system will override everything you did and it will revert them back to the slow mouse behavior even though you've set it to the maximum speed.