Yes, it is possible to stop receiving messages from strangers in your Telegram inbox. To do this, go to your Telegram settings and look for the “Privacy and Security” section. Under this section, you will find the “Blocked Users” option. Here, you can enter the usernames of users you would like to block from sending you messages. Additionally, you can also select the “Nobody” option in the “Who Can Add Me to Groups” section. This will prevent strangers from adding you to any groups without your permission. By taking these steps, you can ensure that you will no longer receive messages from strangers in your Telegram inbox.