You can remove the thermal throttling "BlackBerry Launcher" and replace it with a third-party launcher like Nova . You can disable the DTEK services that constantly poll the CPU.
So, can a Custom ROM save the Priv? Let’s dig into the current state of the scene. Before we get excited about LineageOS, we have to address the elephant in the room: The bootloader. Blackberry Priv Custom Rom
Disclaimer: Flashing any software on a BlackBerry Priv will likely void any remaining warranty (which is expired anyway) and may trip security e-fuses. Proceed at your own risk. You can remove the thermal throttling "BlackBerry Launcher"
Launched in 2015, it was the last true “BlackBerry” phone (built by BlackBerry themselves) and the first to run Android. It featured a glorious, curved OLED screen and a physical, slide-out QWERTY keyboard that clickity-clacked with divine purpose. But time hasn’t been kind. The Snapdragon 808 overheats, the battery life is abysmal by modern standards, and it’s stuck on (with a few carrier variants limping to 7.0 Nougat). Let’s dig into the current state of the scene
Let’s be honest. The BlackBerry Priv was a beautiful mess.