Details please. Really old PCs had BAD CAPS problems (google BAD CAPS.) Let's get some details, make, model, age, etc. A Web Speccy would tell a lot too.
How is at https://www.piriform.com/docs/speccy/using-speccy/publishing-a-speccy-profile-to-the-web
Sometimes (1 or 2 times a day) my screen freezes and then computer restarts automatically. After the restart everything run perfectly. Then again after few hours it may suddenly restart again. Why is this happening? Any help will be appreciated.