President-elect Donald Trump rode to TikTok’s rescue on Sunday, working on the eve of his new presidency to try to undo a ban effort that he helped initiate during his first term.The popular social-media app started restoring service on Sunday for its 170 million U.

TikTok restored service to users in the United States on Sunday just hours after the popular video-sharing platform went dark in response to a federal ban, which President-elect Donald Trump said he would try to pause by executive order on his first day in office.

Advisers to Donald Trump have discussed having the incoming president sign an executive order to “save” TikTok shortly after he’s sworn in Monday in the Capitol Rotunda — in the presence of the video app’s chief executive as well as lawmakers who backed legislation to ban the app as a national security threat.

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TikTok appears to be coming back online just hours after President-elect Donald Trump pledged Sunday that he would sign an executive order Monday that aims to restore the banned app.

The president-elect Sunday pledged an executive order, hours into his second term, returning access for American users, at least temporarily.

Trump’s brief message lays out his intention to seek partial American ownership of TikTok, but it isn’t clear he has authority to suspend the law that shut it down this weekend.

"A law banning TikTok has been enacted in the U.S. Unfortunately, that means you can't use TikTok for now. We are fortunate that President Trump has indicated that he will work wi

"In agreement with our service providers, TikTok is in the process of restoring service. We thank President Trump for providing the necessary clarity and assurance to our service

Donald Trump pledged Sunday to delay enforcement of a national security law that threatened to ban TikTok, but it’s not clear that the app’s Chinese parent company has satisfied the requirements necessary to extend the deadline to find a possible buyer and avoid a permanent shutdown.