Please capitalize where necessary: when the unit is off, there will be no output from the tesla, and the oled will not display.
A: When the unit is off, there will be no output from the Tesla, and the OLED will not display.

Q: stem cells would make people with sicknesses make them healthy and therefore also increase the rate of earth's population by making the sick people healthy.

A: Stem cells would make people with sicknesses make them healthy and therefore also increase the rate of earth's population by making the sick people healthy.

Q: hess: death, who fetches the nobleman has been provided with a fantastic moustache.
A: Hess: Death, who fetches the nobleman has been provided with a fantastic moustache.

Problem: former inn building over the years meant a lot to holm district, including the parish building and scout hut.
Can you repeat this sentence, but capitalize it?
Answer: Former inn building over the years meant a lot to Holm district, including the parish building and scout hut.

Text: a second edition of this book appeared in 1985 with additional material.

Correct capitalization: A second edition of this book appeared in 1985 with additional material.

Text: as the love-light essence of creator, the soul is liberated, free to co-create another personage who, like all others in the lineagelike all beings throughout the cosmosis an independent, inviolate, immortal soul energetically and consciously connected with all others.

Correct capitalization:
As the love-light essence of Creator, the soul is liberated, free to co-create another personage who, like all others in the lineagelike all beings throughout the cosmosis an independent, inviolate, immortal soul energetically and consciously connected with all others.