Cabinet Office Minister Oliver Dowden will make a statement to MPs later.
There has been no official comment - but Mr Dowden is expected to confirm the ban on the app on all devices.
TikTok has faced allegations it hands users' data to the Chinese government. The company has strongly denied this. เว็บ TIGER789
The UK's National Cyber Security Centre has been reviewing whether TikTok should be barred from government phones, with the government under pressure from senior MPs to follow the United States and the European Commission in banning the app.