Starting Sunday, if the company is not sold, app stores and cloud providers who continue to host it will face billions of dollars in fines.

Users in the U.S. who opened the app were greeted with a message that read, "Sorry, TikTok isn't available right now."

President-elect Donald Trump vowed to issue an executive order on Monday to postpone the ban on TikTok from going into effect.

TikTok CEO Shou Zi Chew thanked Donald Trump for his commitment to "finding a solution" that keeps TikTok available in the U.S. after the ruling.

The high court doesn't announce which opinions it is releasing. But the justices are up against a Sunday deadline for TikTok to cut ties with China.

In April, President Joe Biden signed into law a bill that requires TikTok’s Chinese parent company, ByteDance, to sell the app to a U.S. company or shut down operations in the United States by Sunday, Jan. 19 — arguing that the app poses a risk to national security.

While users who already downloaded the app can access it, TikTok isn’t available for download in the Apple App Store or the Google Play Store. Despite the order, companies like

In an unanimous ruling handed down on Friday morning, January 17 in TikTok v. Merrick B. Garland, the U.S. Supreme Court upheld a TikTok ban that is scheduled to go into effect on Sunday, January 19 unless ByteDance — the video sharing platform's owner in Mainland China — divests itself.

The Supreme Court upheld a law that would effectively ban TikTok in the United States. Here's what to know about the potential ban.

TikTok resumed operations in the United States on Sunday after President-elect Donald J. Trump announced plans to issue an executive order delaying a federal ban on the app. The development came just hours after major app stores removed TikTok and the app ceased functioning for U.

TikTok’s only chance of avoiding a ban in the US appears to lie with incoming president Donald Trump. The ByteDance-owned social media app will be removed from Apple and Android app stores on 19 January unless the Chinese firm sells it or the Supreme Court delays a ruling signed into law by outgoing president Joe Biden.

TikTok has officially been banned in the United States, weeks after the Supreme Court upheld the law that would require its Chinese-owned company ByteDance to sell to a U.S.-held company.