Please capitalize where necessary: did someone email you a kim file and you're not sure how to open it? maybe you have found a kim file on your computer and wondering what it's for? windows might tell you that you can't open it, or in the worst case, you might encounter a kim file related error message.
A: Did someone email you a KIM file and you're not sure how to open it? Maybe you have found a KIM file on your computer and wondering what it's for? Windows might tell you that you can't open it, or in the worst case, you might encounter a KIM file related error message.

Q: just drag and drop any file into the 3s volume. 3s volume can only be viewed, accessed, browsed or modified by the user who has the key to open it. at other times, the volume is invisible!

A: Just drag and drop any file into the 3S volume. 3S volume can only be viewed, accessed, browsed or modified by the user who has the key to open it. At other times, the volume is invisible!

Q: there will also be a keysigning party and a dr. tux where users can ask questions about gnu/linux.
A: There will also be a keysigning party and a Dr. Tux where users can ask questions about GNU/Linux.

Problem: how it influences the cycle of the vines in champagne, i guess is still not very clear. that is until science puts undeniable proof on the table.
Can you repeat this sentence, but capitalize it?
Answer: How it influences the cycle of the vines in Champagne, I guess is still not very clear. That is until science puts undeniable proof on the table.

Text: it supports different output dvd quality, so you even can burn 7 hours movies to one dvd disc.

Correct capitalization: It supports different output DVD quality, so you even can burn 7 hours movies to one DVD disc.

Please capitalize where necessary: status: closed before 1909
A:
Status: Closed before 1909