In the 2019 book, Team of Vipers, written by former White House aide Chris Sims, the use of the button was explained in more detail. Chris described how Donald Trump would suddenly press the Diet Coke button, leaving his guests in a slight state of panic before a butler would enter with the drink on a silver platter.

President Trump reinstalls the famous Diet Coke button on the Oval Office desk, along with other personalized changes marking his return to the White House.

President Donald Trump has restored his famed Diet Coke button to the Oval Office to easily order his favorite drink at his heart’s content. The red button inside a wooden box was already on the Resolute Desk by mid-afternoon on Inauguration Day waiting for Trump, reported The Wall Street Journal.

President Trump's redesigned Oval Office reflects his values and vision, featuring family photos, historical tributes, the return of the Diet Coke button, and a balance of personal and national symbolism.

New president, new vibe. Donald Trump is back in the White House, and you can bet the decor is getting a full makeover. And yes—the Diet Coke button is officially making its return.

The button President Donald Trump used to order Diet Coke during his first term has returned to the Oval Office.

Donald Trump has already made his mark on the Oval Office after being sworn in as the 47th president on Monday. | ITV National News

Trump brings back the iconic Diet Coke button President Donald Trump has restored his iconic Diet Coke button to the Oval Office after it was removed by former President Joe Biden. The button allows Trump to order a Diet Coke whenever he pleases and has often been used as a prop for playing jokes on visitors.