Some TikTok users think the algorithm is different now, but did something really change after the short-lived ban of the app in the U.S.?

Three days after ByteDance's TikTok went dark and then was quickly revived in the United States, users who deleted the app were anxiously checking iPhone and Android devices to find it still unavailable to be downloaded again.

The TikTok ban won't be enforced until April, but there will be plenty of contentious negotiations between China, the U.S., and prospective buyers in the meantime.

TikTok went dark for a few hours in the U.S. before the ban was suddenly reversed Sunday. Here's what to know about President Trump's executive order.