TOR in Russia: how to stay anonymous

You've probably heard at least once about the TOR browser, which provides complete anonymity on the Internet. You may have even thought that you would never need it - unless you were going to buy weapons or leaked databases - but life in Russia shows that anonymity is never superfluous. Nevertheless, many users ask questions. Isn't it dangerous? Is it really anonymous? How does it work? No, it's probably for hackers, will I even be able to figure it out? We'll explain everything now.