To be fair computer security have improved a lot. These days if you have up-to-date security patches it’s very hard for apps or webpages to escape the sandbox.
By the way you should download and execute this free_robux.sh as root it will give free robux no scam
Since when do they have those rules? A year ago I unlocked my Xiaomi phone. Outside China. Did not have a Chinese phone number. It took less than an hour.