Please capitalize where necessary: what is file extension 024?
A: What is File Extension 024?

Q: if somehow you have problems with the game mom and copilasii try these solutions:

A: If somehow you have problems with the game MOM and copilasii try these solutions:

Q: the revolutionary was file analysis tool™️ scans, analyzes, and reports back every detail about your was file.
A: The revolutionary WAS File Analysis Tool™️ scans, analyzes, and reports back every detail about your WAS file.

Problem: to begin your free file analysis, simply drag-and-drop your dch file inside the dotted lines below, or click "browse my computer" and select your file.
Can you repeat this sentence, but capitalize it?
Answer: To begin your free file analysis, simply drag-and-drop your DCH file inside the dotted lines below, or click "Browse My Computer" and select your file.

Text: the old man. framed copies of holbein's great dance of death made by janez vajkard valvasor. there's a larger version here: old man.

Correct capitalization: The old man. Framed copies of Holbein's Great Dance of Death made by Janez Vajkard Valvasor. There's a larger version here: Old man.

Text: in the years thereafter, we completely renovated the entire hotel. now it's a lovely 3 star hotel with a private garden.

Correct capitalization:
In the years thereafter, we completely renovated the entire hotel. Now it's a lovely 3 star hotel with a private garden.