After the download is complete, double-click the file to open the installation wizard. Download the correct version for your computer. But currently there is only one entity - the online status, it is designed to be the_same as the 'active' flag of the current device and so it can't be managed otherwise, because it will break activity-dependent logic in other places. How to Download and Install Telegram for Desktop Click on the Download button on the sidebar, and the official Telegram website will open in a new tab. If the server state of 'current active device' was something different than online status set by this device, then perhaps such solutions could be implemented (and you could stay online forever from some devices if you like), but it will require additional tracking of real activity from this device as well (for notifications). In your case if you leave your computer with Telegram window open you'll receive mobile notifications with a huge delay (tens of seconds) because server will think that you're actually online on the desktop. if you stay online from one device (lets say desktop) and not from other device (lets say mobile) the notification is sent to the online device and is delayed for the offline device. Well, that's bad :) Currently the synchronisation of the notifications sent to different devices is bound to the online status, e.g.

Telegram pc online