QUES: If your PC opens the LP file but its the wrong application youll need to change your Windows registry file association settings In other words Windows is associating LP file extensions with the wrong software program

correct the punctuation.

CORRECTED: If your PC opens the LP file, but it's the wrong application, you'll need to change your Windows registry file association settings. In other words, Windows is associating LP file extensions with the wrong software program.

QUES: Do not miss any of your favorite events anymore

correct the punctuation.

CORRECTED: Do not miss any of your favorite events anymore.

QUES: Researches at universities in the United States show how the presence of a fish tank causes a distinct well being particularly with the elderly

correct the punctuation.

CORRECTED:
'Researches at universities in the United States show how the presence of a fish tank causes a distinct well being, particularly with the elderly.