“The royal family is shaken up about the book,” a source toldUs Weekly.

However, royal author Duncan Larcombe doesn’t think William will take any action until the book’s publication.

Earlier this month, reports saidHarry’s memoir could be delayed.

Prince Harry smiling

“The manuscript has been finished and gone through all of the legal processes.”

“[Harry and Meghan] pose a real threat to the royal family.”

Time will tell as more details emerge closer to Harry’s memoir release date.

Prince Harry talking

Meghan Markle smiling and Prince Harry looking serious