Apple Maps has quietly been updated to change the Gulf of Mexico to the "Gulf of America" when viewed by U.S. users. This comes a mere day after Google made the same change to its own Maps app. U.S. President Donald Trump signed an executive order renaming the Gulf of Mexico within hours of his inauguration last month,

The change comes weeks after President Donald Trump signed an executive order to officially change the gulf's name in the U.S. Geographic Names Information System. But it won't affect all users — here's what to know.