Disable Nvidia GPU on the Thinkpad T490
I wrote about installing Linux on the Lenovo ThinkPad T490 last month and one of the biggest challenges was getting graphics working properly. The T490 comes with an option where you can get a discrete Nvidia MX250 GPU and it packs plenty of power in a small footprint. It also brings along a few issues. Awful battery life There are many times where it would be helpful to fully disable the Nvidia card to extend battery life when graphics processing is not needed....