While I believe the VAST majority of the honest FBI agents help behind the scenes, here is a story that proves Trump was told of the "wiretapping" of Trump Tower:
November 17, 2016: Trump moves campaign headquarters to private golf course in NJ.
https://www.washingtontimes.com/news/2016/nov/17/donald-trump-moves-transition-meetings-private-gol/
He was told of the conspiracy by Adm Mike rogers, Director of NSA.
Not by anyone in DOJ/FBI.