Be careful of telegram groups. Avoid personal messages, if anyone send you PM, they only want to scam you.
The user should be especially careful of this.
Honest questions like this usually attracts scammers into the inbox of the user, luring them with an offer tailored for their needs in order to scam them.
Telegram as a whole should not be used for credible information except you are knowledgeable to a reasonable extent about the Bitcoin and how things work