Only available on Pixel devices in developer mode.
Though, access to it is locked behind developer mode, and users will have to enable it to get started with the Terminal app. Luckily, doing so is easy; go into Settings ⇾ About Phone ⇾ tap seven times on Build number. Thereafter, go into Settings ⇾ System ⇾ Developer options ⇾ Linux development environment ⇾ Enable (Experimental) Run Linux terminal on Android and launch the Terminal app from the app launcher.