rustxiz Hey, please note that it is expected to use English in this forum. If it is easier for you, translate the original text (Russian) into English and mark it as "Translated by x (Google, DeepL, ChatGPT, etc)". Paste the original and the translation in the post.
At which point do you get stuck? Which method are you using? There is no commercial support for GrapheneOS. The only support happens in this user forum and the official chat channels.