Prince William is determined to strip the couple of the HRH titles, which stand for His and Her Royal Highness, since Meghan Markle has recently made it clear that she plans to continue using it.

While the estranged royal family members appear to use the HRH status privately on stationery and other notes, a Sussex source told Page Six that Prince Harry and Meghan Markle do not ask people to call them that. They reportedly insist on being called “Ma’am and Sir,” though sometimes others still call them HRH. The insider said:

Despite Meghan Markle and Prince Harry's decision to step back from their royal roles, the British monarch has limited power when it comes to stripping royal titles.