QUES: It was this people who willed this God and this meaning Dr Kastein

correct the punctuation.

CORRECTED: It was this people who willed this God and this meaning" (Dr. Kastein).

QUES: Other games like Firestarter 2 The Alien Invasion

correct the punctuation.

CORRECTED: Other games like Firestarter 2 - The Alien Invasion

QUES: To do that rightclick on the executable file in the root directory of the package and select run as administrator from the context menu

correct the punctuation.

CORRECTED:
To do that right-click on the executable file in the root directory of the package, and select run as administrator from the context menu.