Add Yahoo as a preferred source to see more of our stories on Google. If you see a pop-up the first time you do it, select Continue. Each time you press these keys at the same time, the screen rotates ...

I tried out Lenovo’s ThinkBook VertiFlex, a prototype laptop with a display that pivots from horizontal to vertical. Here’s why I can’t stop flipping it. I’ve been a consumer PC expert at PCMag for 10 ...