It has not said how much the storage plans will cost UK users, only that they were part of a “gradual global rollout”.
It is the latest development in a privacy row which has pitted the UK against the tech giant and the Trump administration.
The hackers tell the BBC they are sorry for their actions – but experts question say it’s a practical rather than moral move.
The rise has been driven by a sharp increase in the value of his electric car company Tesla.
White House officials claim the deal will be a win for the app’s US users and American citizens.
TikTok says it will introduce measures to “strengthen our platform” although it disputes some of the findings.
Trump says a deal is done but the details have not been confirmed by China or the app’s owner ByteDance.
Ministers say software developed by the Cabinet Office has helped to ramp up fraud detection.
The video game icon has been taking shots at an old rival, but the real competition comes from newer games.