How to make the browser work faster?

Apart from upgrading the CPU, you could check to see how much memory is being used by cookies etc. and check your RAM is fully functional.. You may have a lot of site data stored or have live connections via extensions etc. There is no answer as such, but clearly you would have to investigate you own machine. Maybe then when you have done some research the inforamation may help others provide ideas specif to any issue you find