Blackberry Priv Launcher app is specially designed for Blackberry’s first Android phone named as Priv. BB phones run on its own OS, and the first time it launched a new Android smartphone with unique in owning a hardware keyboard, and it has some nice BlackBerry software features, but it does Android things. The launcher has three tabs such as Apps, Widgets and Shortcuts.
BlackBerry Priv launcher works on both rooted and non-rooted Android devices running Android 5.0+ Lollipop. We tested it on Xperia Z2 with Lollipop 5.1.1 and it works great without any problem. To make the Priv launcher work, you first need to install BlackBerry Priv Services app; it is as like Google Play Services.
Download BlackBerry Priv Launcher
First download and install Priv Services app and then Launcher. After that change your default home launcher by going your phone’s settings page.
Source : XDA