Primeos -

: Modify power_profile.xml + SystemUI dialog → write to /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor

A standout feature is the Decapro key-mapping tool , which lets gamers map touch controls to keyboard and mouse inputs for games like PUBG or Free Fire . primeos

While it remains a popular choice for Primebook laptops in India, some versions of the standalone x86 installer have been reportedly discontinued or receive fewer updates. : Modify power_profile

(SystemUI extension)

It is built on a lightweight Linux kernel, making it an excellent choice for reviving older hardware that might struggle with modern versions of Windows. Hardware Requirements and notification centre.

Unlike standard Android, PrimeOS features a Windows-like UI with a taskbar, start menu, and notification centre.