Telegram Desktop is an easy-to-use, secure messaging and VoIP service. The program can be installed on multiple locations and devices, and will synchronize with all connected tools. It supports broadcast messages, huge chat rooms and can transfer any file type, up to 1.5 gigs each.
Note the program requires a working phone number in order to log in (via SMS or automated phone call).
Cross-platform with clients available for Mac, Linux, iOS, Android and as a web app. A PortableApps version is also available.
Application folder, Windows registry
Requires entry of a working phone number.
Also, bu default, the program downloads media and documents into its own folder.
In order to make the program a little more stealthy, one can change Settings=>Advanced=>Data and Storage=>Download path=>Default folder to “Temp Folder, cleared on logout”.
Download the “Portable version” ZIP package and extract to a folder of your choice. Launch telegram.exe.