Phoenix Liteos 11 Pro (22621.457) May 2026

: Removes non-essential system apps, telemetry, and background services to free up RAM and CPU cycles.

Phoenix LiteOS 11 Pro (Build 22621.457) is a custom, "debloated" version of Windows 11 designed by developer FBConan to maximize performance and minimize resource usage on older or low-end hardware. Phoenix LiteOS 11 Pro (22621.457)

: Use a tool like Rufus to flash the ISO onto a USB drive (at least 8GB). : Restart your PC and enter BIOS

: Restart your PC and enter BIOS. Ensure "Secure Boot" is disabled, as custom ISOs often lack the digital signatures required for it. Verify the hash to ensure the file hasn't been tampered with

: Obtain the ISO from the official Phoenix LiteOS YouTube channel or trusted community forums like TeamOS . Verify the hash to ensure the file hasn't been tampered with.

: While it runs on weak hardware, some specific drivers (like specialized printer or fingerprint drivers) might be missing due to the removal of driver repositories.