Telegram anonymity? Where is my message archive stored?

Question

Anonymity

Good day.
The other day I did a hard-reset of the phone. After that, I installed Telegram, and there the entire archive of my messages to hard reset. I concluded that messages are stored on Telegram servers in an unencrypted form. Then, what kind of anonymity can we talk about if anyone with access to the Telegram servers can read any correspondence?

Answer 1

Telegram is not anonymous.

Answer 2

Well, you can read here for example
And here