Please capitalize where necessary: how do youtube, blogger and other web publishing services work?
A: How do YouTube, Blogger and other web publishing services work?

Please capitalize where necessary: fphc.dll blue screen, slow pc, program and system crashing fix
A: fphc.dll blue screen, slow PC, program and system crashing Fix

Please capitalize where necessary: 37:28 and the heathen shall know that i the lord do sanctify israel, when my sanctuary shall be in the midst of them for evermore.
A: 37:28 And the heathen shall know that I the LORD do sanctify Israel, when my sanctuary shall be in the midst of them for evermore.

Please capitalize where necessary: rare copy published by le petit laurens.
A:
Rare copy published by Le Petit Laurens.