TikTok on Friday said that it would turn off more than 170 million Americans’ access to the super popular video app on Sunday, unless President Joe Biden’s administration acts urgently to assure the company it will not be punished for violating the terms of its looming ban.

It remains unclear whether TikTok will still be available in the United States on Sunday, with the company claiming that President Joe Biden’s outgoing

The Chinese-owned company said it would cut off its services unless the U.S. assures Apple, Google and other companies that they would not be punished for hosting and distributing TikTok.

TikTok said it would “go dark” on Sunday unless President Joe Biden’s administration offered assurance that it would not enforce a ban upheld Friday by the Supreme Court for the app’s U.S. operations to be sold or booted over “national security concerns.

The incoming president said he will “most likely” give TikTok a 90-day extension called for in a law upheld by the Supreme Court yesterday to see it sold or banned by a deadline tomorrow. In a phone interview with Meet the Press moderator Kristen Welker of NBC News,