Please capitalize where necessary: to this point i shall have to refer again.
A: To this point I shall have to refer again.

Please capitalize where necessary: unsure about which type of counter file you have? do you want to know exactly what it is, who created it, and how to open it?
A: Unsure about which type of COUNTER file you have? Do you want to know exactly what it is, who created it, and how to open it?

Please capitalize where necessary: the first technological breakthrough came with the creation of internally stored programs.
A: The first technological breakthrough came with the creation of internally stored programs.

Please capitalize where necessary: at noon dominates partly sunny weather. in the afternoon it will become variable with isolated rain showers.
A:
At noon dominates partly sunny weather. In the afternoon it will become variable with isolated rain showers.