I use telegram only for that people that dont have Signal and because i dont want whatsapp installed on my phone
Telegram can be even worse than WhatsApp. The app sends unencrypted traffic - this traffic can leak your metadata and even geolocation to local police. WhatsApp doesn't have such traffic.
https://rys.io/en/179.html
https://www.whonix.org/wiki/Telegram
https://rys.io/en/179.html
https://www.whonix.org/wiki/Telegram