The square screen format mimics the aspect ratio of a printed page, making it highly comfortable for reading PDFs and e-books.
While you cannot replace the OS entirely, you can exploit the built directly into BlackBerry OS 10.3.3.
You cannot natively dual-boot BB10 and a standard Linux distribution. blackberry passport rom
Despite the locked bootloader, dedicated community members have found two main paths to running a custom ROM: 1. Hardware eMMC Modification
Install these open-source Android marketplaces to download lightweight, older Android apps (APKs) compatible with Android 4.3 Jelly Bean. The square screen format mimics the aspect ratio
When stuck on the Wi-Fi/Network setup screen, rapidly tap the power button three times to activate the Screen Reader. Follow the audio prompts to swipe through and skip the network activation check. Fixing the Web Browser
The phone will reboot. The first boot can take up to 10 minutes. Follow the audio prompts to swipe through and
Plug the USB cable into your PC, then connect it to your powered-off Passport.
The device will only boot software signed by BlackBerry.
: Fully functional on most builds, allowing standard app updates. Known Issues
The BlackBerry Passport is, without a doubt, one of the most unique devices in smartphone history. Released in 2014, its square 1:1 aspect ratio screen and legendary physical keyboard made it a cult classic.