How to change 32bit installed OS to 64bit on 64 bit machine?

Question

Due to some blue screen errors, I installed windows 10 again on my laptop but accidentally end up installing 32bit version on 64bit machine?
Now as expected, I am not able to install any softwares on my windows 10. What to do now?

Answer 1

Reinstall windows
But as you said you get blue screen error, please give it to check or repair. I got the same error because a problem in my mother board.