TikTok was not available for many of its 170 million users in the U.S. hours before a ban on the popular social media platform was supposed to officially go into effect.

Disappointment, denial and confusion flooded US TikTok upon hearing that Chinese owner ByteDance planned to shut off the app by Sunday.

The app had more than 170 million monthly users in the U.S. The black-out is the result of a law forcing the service offline unless it sheds its ties to ByteDance, its China-based parent company.

Unless its owner agrees to sell, TikTok will be banned in the U.S. on Jan. 19. Here's how to download your account if no one buys the app.

The Supreme Court has upheld a new law that could ban TikTok in the U.S. unless its Chinese parent company divests from the very popular video-sharing social media app. The justices said the "Protecting Americans from Foreign Adversary Controlled Applications Act" doesn't violate the First

The Supreme Court upheld a law that requires TikTok's Chinese owner to sell off the app's U.S. business or face a nationwide ban Sunday.

The Supreme Court has upheld a law that could lead to a ban of the app TikTok. Here in Boston, there's a subset of professionals whose work takes place mostly on their phone. Content creators can make tens to hundreds of thousands of dollars by posting videos on social media in exchange for brand deals and advertisements.