Mark it down because this is the day when the U.S. decided to ghost TikTok, at least for a brief period. After years of heated debates and serious discussions about national security and data privacy,

Canadian TikTok users say the app is down for them too, as the U.S. ban takes effect, with dozens of annoyed Canadian users flocking to social media to vent their frustrations.

TikTok’s time in the United States is counting down. But Washington is only the latest government to impose restrictions on the video app.

U.S. President Donald Trump on Monday, his first day back in office, signed an executive order postponing the country's ban of TikTok for 75 days. But whether this move was lawful is up in the air.

A TikTok ban briefly came into effect this past weekend in the U.S., but service came back the next day. What exactly happened?

Some Canadian users were met with "Sorry TikTok isn't available right now ... with several pointing out Trump's recent interest in taking over Canada as the 51st state of the US and Greenland.

The uncertainty may have ripple effects in Canada, experts say, although Ottawa says what happens in the U.S. won't impact its own moves to curtail TikTok's business.

The U.S. Supreme Court has upheld a TikTok ban in the U.S. unless parent company ByteDance sells by Sunday. News of the U.S. ban has led to uncertainty for users and creators in the U.S. and Canada.

At the moment, there are "no plans" for a TikTok ban in the UK, a government spokesperson said on Saturday. "We engage with all major social media companies to understand their plans for ensuring the security of UK data and to ensure they meet the high data protection and cyber security standards we expect."

TikTok's services are restored in the U.S. after President-elect Donald Trump pledged to sign an executive order to save it. It's been a wild 24 hours to say the least — starting with TikTok preemptively shutting down the app for users from 10:30pm on January 18.

VIBE CHECK — A ban on TikTok in the United States took effect late Saturday night, but service wasn’t even suspended for a full day before it came back online. When the social media platform returned Sunday morning, it included a pop up message for users who opened the app: “As a result of President Trump’s efforts, TikTok is back in the U.S.!”

Short video platform has until Sunday to shutter its U.S. operations or find a buyer