extension cable m12cm-extp-… fully compensated m12 thermocouple cables with pvc insulated cables and tpu over molded connectors (85°c max)

How would the previous sentence be correctly capitalized?
Answer: Extension Cable M12CM-EXTP-… Fully Compensated M12 Thermocouple cables with PVC insulated cables and TPU over molded connectors (85°C Max)
all payments done on highly secure connections, the credit card information is destroyed immediately after use.

How would the previous sentence be correctly capitalized?
Answer: All payments done on highly secure connections, the credit card information is destroyed immediately after use.
the fastest and easiest way to open your pdi file is to double-click it.

How would the previous sentence be correctly capitalized?
Answer: The fastest and easiest way to open your PDI file is to double-click it.
and insist upon that a computer is nothing but a new tool.

How would the previous sentence be correctly capitalized?
Answer: And insist upon that a computer is nothing but a new tool.