On Telegram, I'm blocking folks. When you block someone on Telegram, they will no longer be able to send you messages, send you media, or call you. You can also unblock them whenever you want.
The last saw option in Telegram can be disabled or adjusted. If someone has blocked you, the status of the blocked user will not be displayed. If you've been blocked, the 'online' status won't appear when the other user logs in.
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