question: tip: incorrect cal file association errors can be a symptom of other underlying issues within your windows operating system.
Capitalize this past sentence correctly.
A: Tip: Incorrect CAL file association errors can be a symptom of other underlying issues within your Windows operating system.

question: double cab, sliding tray, made of water-resistant glued wood with black railing
Capitalize this past sentence correctly.
A: Double Cab, sliding tray, made of water-resistant glued wood with black railing

question: well the first time, welcome!
Capitalize this past sentence correctly.
A: Well the first time, welcome!