This came after Trump wrote on his social media app Truth Social he would "issue an executive order on Monday" to extend the period of time before the ban was set to take place.
"I'm asking companies not to let TikTok stay dark!" Trump wrote on Sunday morning.
Although TikTok was shut down for American users late Saturday night, and also removed from Apple and Google's app stores, some were able to log on to the platform on Sunday through their mobile apps and desktops.