Please capitalize where necessary: in the case that your datalink2 file doesn't open, it is highly likely that you do not have the correct software application installed on your pc to view or edit datalink2 file extensions.
A: In the case that your DATALINK2 file doesn't open, it is highly likely that you do not have the correct software application installed on your PC to view or edit DATALINK2 file extensions.

Please capitalize where necessary: cheap apartments for rent in luka, up to 5 persons.
A: Cheap apartments for rent in Luka, up to 5 persons.

Please capitalize where necessary: today, samsung is the only rival to apple in smartphones and its memory chip unit has grown to a massive cash generator.
A: Today, Samsung is the only rival to Apple in smartphones and its memory chip unit has grown to a massive cash generator.

Please capitalize where necessary: hi, my name is angelfoxy and i am 18 years.
A:
Hi, my name is AngelFoxy and I am 18 years.