GNU/Linux Pop!_OS Installing Signal – Step by step Guide
How to Download and Install Signal desktop Messenger on Pop!_OS GNU/Linux desktop – Step by step Tutorial.
And Signal App for Pop!_OS Linux is a Cross-Platform Encrypted Messaging Service. Signal Messages can include Files, Voice Notes, Images and Videos.
Moreover, Signal Mobile Apps can also make one-to-one Voice and Video Calls, and the Android version can optionally function as an SMS App.
Finally, Signal uses standard cellular Mobile Numbers as Identifiers, and uses end-to-end Encryption to secure all Communications to other Signal users.

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1. Launching Shell Emulator
Open a Terminal Shell emulator window
Hit Win/Cmd to Show Bar.
(Press “Enter” to Execute Commands)
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