Your Account
Official telegram.org Source
If your account has been restricted because of reports from other users, your account isfrozen. While frozen, you can still read your chats, but you cannot send messages or post content.
You canappeal the restrictiondirectly from the app. Telegram's moderators will review your case. If the restriction was a mistake, your account will be unfrozen.
Official Telegram Reference: https://telegram.org/faq
Part of the TGWAY.com Official Telegram Knowledge Base (98 Verified Q&As).