Please capitalize where necessary: opal satin polycarbonate diffuser.supplied with silicon gasket and screws in stainless steel.
A: Opal satin polycarbonate diffuser.Supplied with silicon gasket and screws in stainless steel.

Please capitalize where necessary: in the south of the place of the second daughter and a trigram (solid, dotted, solid).
A: In the south of the place of the second daughter and a trigram (solid, dotted, solid).

Please capitalize where necessary: privacy badger is not an ad-blocker, even though it can be configured to block certain kinds of advertisement.
A: Privacy Badger is not an ad-blocker, even though it can be configured to block certain kinds of advertisement.

Please capitalize where necessary: this first lars larsen left a widow and a son lars larsen jr. (1695-1766).
A:
This first Lars Larsen left a widow and a son Lars Larsen Jr. (1695-1766).