Please capitalize where necessary: this allows the intelligence of windows to decide the correct software application to open your xec file.
A: This allows the intelligence of Windows to decide the correct software application to open your XEC file.

Please capitalize where necessary: personal assistant is a person that disabled person provides personal, completely individualized assistance.
A: Personal Assistant is a person that disabled person provides personal, completely individualized assistance.

Please capitalize where necessary: playing with toy utensils girls fantasized or invented dishes. so girls who care about playing chef will love the online games cooking school, where there is a large selection of recipes, ingredients, and all you need for culinary creativity.
A: Playing with toy utensils girls fantasized or invented dishes. So girls who care about playing chef will love the online games Cooking School, where there is a large selection of recipes, ingredients, and all you need for culinary creativity.

Please capitalize where necessary: green protector is a colorful, funny and clever defence game in which you can design your own path with defence units. juggle the exit gates to confuse the incoming monsters.
A:
Green protector is a colorful, funny and clever defence game in which you can design your own path with defence units. Juggle the exit gates to confuse the incoming monsters.