Please capitalize where necessary: the download still requires validation before the package can be downloaded to the local system.
A: The download still requires validation before the package can be downloaded to the local system.

Q: theatre, painting, foreign cultures, music especially jazz, and i actively participated in the establishment of copenhagen jazzhouse.

A: Theatre, Painting, Foreign cultures, Music especially jazz, and I actively participated in the establishment of Copenhagen Jazzhouse.

Q: apartment available (b)150.000 r$ (brl)
A: Apartment available (B)150.000 R$ (BRL)

Problem: this allows the intelligence of windows to decide the correct software application to open your sbd file.
Can you repeat this sentence, but capitalize it?
Answer: This allows the intelligence of Windows to decide the correct software application to open your SBD file.

Text: sustainable flooring: foundation for a green interior design

Correct capitalization: Sustainable Flooring: Foundation for a Green Interior Design

Problem: displays the value of the registry value version ....
Can you repeat this sentence, but capitalize it?
Answer:
Displays the value of the registry value Version ....