Gov. Greg Gianforte banned the app on state government electronic devices last December, and has said he is concerned about people's user data being compromised by the Chinese government.
A ban on Chinese-owned TikTok for government devices is in a new spending bill. It will not affect most of the 100 million U.S. users of the app, but it is a major anti-TikTok escalation by the U.S.
