question: before you can open a fa2 file, you'll need to figure out what kind of file the fa2 file extension refers to.
Capitalize this past sentence correctly.
A: Before you can open a FA2 file, you'll need to figure out what kind of file the FA2 file extension refers to.

question: birth: october 23, 1930 in Århus, denmark
Capitalize this past sentence correctly.
A: Birth: October 23, 1930 in Århus, Denmark

question: logging memory up to 10,000 readings
Capitalize this past sentence correctly.

A: Logging memory Up to 10,000 readings