FREEZE

What is the OS and version?

What Photoshop version?

What Photoshop function were you applying when it happened?

Did it also recur when using other functions?

What have you tried in order to solve the problem?

Details, Jimbo, more details...

The latest Photoshop update is having issues recognizing/utilizing mid-range GPUs. It is recommended to roll back to the previous PS build until an update addressing this is posted.