It may take some time for follow and unfollow requests to go through as these accounts change hands.” Essentially, if you were already following the @POTUS or @VicePresident handles, you’re still following them,

Some Facebook and Instagram users are now following President Donald Trump and Vice President J.D. Vance's pages, despite not following them before the inauguration. Here's why.

Instagram users have led a campaign to unfollow the new president and vice president en masse after backlash against the app’s parent company. Users noticed the day after the inauguration, that many were unknowingly following Trump and Vance’s official accounts.