Created by Maddox
Flex Optimizer is a lightweight and easy-to-use batch-based tool designed to improve your Windows network performance. Built with simplicity and clarity in mind, it offers a clean, organized interface that allows users to apply powerful TCP, NetSH, and QoS optimizations with just a few selections.
Flex Optimizer was made to help competitive and casual gamers alike achieve better networking performance with zero bloat. Whether you’re looking to reduce latency, boost download speeds, or improve responsiveness in TCP/UDP based shooters - Flex Optimizer is built for you.
- 🧠 Simple CLI Menu – User-friendly, cleanly spaced text-based menu
- 🔧 TCP Settings Optimization - Tweak advanced TCP stack registry values
- 🛰️ NetSH Commands – Apply low-latency netsh tweaks for improved networking
- 🎮 QoS Enhancements – Override default QoS profiles and boost game traffic priority
- ♻️ Loop Functionality – Re-run different optimization categories without restarting
- 🔄 Network Adapter Restart – Soft resets NICs to apply all changes instantly
- 🔐 Administrator-Checked – Ensures elevation to prevent partial optimization
- Download the latest version of
Flex-Optimizer.bat. - Right-click the file and select Run as administrator.
- Choose the optimization category from the menu:
- TCP Optimizations
- NetSH Optimizations
- QoS Optimizations
- DNS Optimizations
- Flush DNS Cache
- Restart Network Adapter
- Backup Registry
- You’ll be asked if you'd like to apply anything else.
- Done - your network stack is now supercharged.
| File | Description |
|---|---|
Flex-Optimizer.bat |
Main optimizer tool |
README.md |
This documentation file |
- Windows 10 / 11
- Must be run as administrator
- Internet connection for policy syncs (QoS)
- FPS games like Valorant, CS2, Fortnite, Apex, etc.
- Competitive LAN and online gaming
- High-throughput or latency-sensitive environments
For improvements, bugs, or contributions:
📧 Contact Maddox via Discord or GitHub