Don’t put apps on your phone(s) (yes I know, some are preloaded). If you are an Apple user, get an iPad for that instead and don’t travel with it turned on.
I personally and not worried about being tracked by the government (although the idea of it generally speaking is very disappointing), but I don’t trust app developers, and I wouldn’t use tiktok of you paid me to.
It should, because the plan is to surveil you into submission & total control of everything you can do: