Please capitalize where necessary: reverse takes a step forward
A: Reverse takes a step forward

Q: drmv2clt.dll device can't work/no sound: actually, in most cases device problem is because of .sys files.

A: drmv2clt.dll device can't work/No sound: Actually, in most cases device problem is because of .sys files.

Q: counted in a census in stofte, denmark
A: Counted in a census in stofte, Denmark

Problem: in certain geographic areas , especially away from the cities there are usually no choice of heating energy source . in addition, the same house, depending on the location will need different amounts of energy (up to several hundred percent) .
Can you repeat this sentence, but capitalize it?
Answer: In certain geographic areas , especially away from the cities there are usually no choice of heating energy source . In addition, the same house, depending on the location will need different amounts of energy (up to several hundred percent) .

Text: but the basic fact is that these mathematicians had not really tested and never discovered that in all text, because they are created by human beings - and of course more clearly exhibited in longer texts - there is to be found code-like combinations, patterns open for in principle any interpretation.

Correct capitalization: But the basic fact is that these mathematicians had not really tested and never discovered that in all text, because they are created by human beings - and of course more clearly exhibited in longer texts - there is to be found code-like combinations, patterns open for in principle any interpretation.

Text: what is file extension bcf?

Correct capitalization:
What is File Extension BCF?