FBConan, the developer behind Windows X-Lite and Phoenix LiteOS, has been refining custom Windows ISOs since the Windows XP era. The goal is to provide a clean, fast experience that the developer personally uses, ensuring it is safe and stable for everyday hardware. Key Features of Optimum 11 Home v4 Minimal Footprint : The ISO is approximately , and the installed OS occupies only about of disk space. Performance Tuning
: The system removes the app store by default to preserve space, but includes an explicit desktop shortcut script so users can reinstall the official Microsoft Store with a single click if needed.
Are you setting this up primarily for , low-end hardware revival , or privacy ?
– Disable Secure Boot temporarily if needed (some modded builds have modified bootloaders). -Windows X-Lite- Optimum 11 23H2 Home v4 -FBCon...
: Idle memory consumption typically drops below 1 GB.
The (frequently referred to as part of the "Optimum" series) focuses on: Performance: Drastically reducing RAM and CPU usage. Minimalism: Removing pre-installed bloatware.
To understand why users migrate to modified operating systems, it helps to examine how the system handles resources relative to stock deployments: Metric / Parameter Stock Windows 11 Home (23H2) Windows X-Lite Optimum 11 v4 ~5.5 GB to 6.2 GB ~2.5 GB Installed Storage Space ~25 GB to 30 GB ≤ 9 GB Idle RAM Usage 3.2 GB – 4.1 GB ~1.7 GB Background Processes 120 to 150+ ~60 Processes Telemetry & Tracking Enabled by default Completely Removed Performance Improvements for Gamers and Legacy Hardware FBConan, the developer behind Windows X-Lite and Phoenix
: It is "Extreme Performance" ready, removing background tasks to maximize FPS in games like Minecraft, which can see nearly double the performance on low-end hardware. Bypassed Requirements
The installed size is approximately 5 GB , with an ISO file size of roughly 2.8 GB .
: Includes no pre-installed UWP apps and removes high-resource features like Cortana, Edge, Smart Screen, and Webview. Windows X-Lite System Customization & Control Update Control : Automatic updates are paused until the year Performance Tuning : The system removes the app
: Maximizing frame rates and reducing system micro-stutters by freeing up CPU cycles.
The build includes a dedicated "X-Lite Tools" section and "Extras" folder that allow users to toggle various features: