System Tweaks

Controls how your connection recovers from congestion, packet loss, and increased latency.

Allows routers to signal congestion without dropping packets, reducing retransmissions.

Automatically adjusts the receive buffer size to optimize throughput.

Combines multiple TCP/IP packets into one to reduce CPU overhead, but may increase latency.

Allows the network adapter to complete data segmentation instead of the operating system.

Distributes network processing across multiple CPU cores.

Optimizes UDP packet processing for better performance.

Required for Xbox LIVE and some games on Windows 10/11.

Check current TCP/IP and network adapter configuration.

Disables automatic memory compression that Windows performs.

Improves performance by disabling security mitigations (gaming only).

Prevents drivers from being paged to virtual memory, keeping them in RAM.

Configures system cache size to optimize performance.

A large page file (32GB) improves microstuttering in games.

Disables additional filesystem protection mitigations.

Sets maximum priority for the csrss.exe process (session manager).

Important: these optimizations improve gaming performance but reduce security and stability.

Reduces latency by allowing GPU to manage its own memory

TDR restarts GPU driver if it detects a timeout. Adjust for gaming performance

Configure Nvidia GPU for maximum gaming performance

Configure AMD GPU for optimal gaming performance

Disable Multi-Plane Overlay to prevent stuttering issues

Disable Windows fullscreen optimizations for better performance

Clean old GPU drivers before applying advanced optimizations

Disable Hyper-V, WSL, and virtualization-related features if not needed

Remove IIS and web server components if not running web services

Remove outdated and rarely-used Windows components

Remove the insecure SMB1 protocol which has known vulnerabilities

Remove rarely-used network service features

Remove Message Queuing components if not used for enterprise messaging

Enable beneficial Windows features for system compatibility and functionality

Verify which Windows features are currently disabled

Important guidelines for safely managing Windows features

Disable firewall rules for built-in Windows apps that may not be needed

Block incoming SMB traffic on port 445 to prevent ransomware attacks

Enable firewall on all profiles and restrict local firewall rules

Disable legacy NetBIOS protocol that can expose system information

Disable unused network components like Pacer, SMB Server, LLDP, and LLTD

Disable IPv6 protocol if you only use IPv4

Disable insecure SMBv1 file sharing protocol

Disable firewall rules for file and printer sharing if not needed

Configure token and credential policies to prevent credential theft attacks

Prevent storage of passwords in cleartext and enable token leak detection

Learn what Nagle algorithm does and why disabling it helps gaming

Locate your network adapter's GUID for registry configuration

Disable TCP acknowledgment delay to reduce latency

Disable TCP Nagle algorithm at the protocol level

Fine-tune TCP delayed acknowledgment timing

Apply TCPNoDelay to Message Queuing if you use MSMQ

Check that your Nagle algorithm settings were applied correctly

Remove Nagle algorithm modifications to return to defaults

Important guidelines for safely applying Nagle optimizations

Learn about Windows network throttling and how it impacts gaming performance

View your current NetworkThrottlingIndex setting

Set NetworkThrottlingIndex to maximum for gaming performance

Confirm that network throttling has been successfully disabled

Determine if disabling throttling is right for your setup

Understanding different NetworkThrottlingIndex values

Restore default network throttling settings

Important guidelines for applying network throttling optimizations

Learn how MMCSS CPU reservation impacts gaming performance

View your current MMCSS CPU reservation setting

Configure maximum CPU priority for gaming applications

Set GPU scheduling priority for games task

Set scheduling priority category for games

Set System File I/O priority for games

Set thread priority for games task

Apply all gaming optimization settings at once

Check that all gaming optimization settings were applied

Important guidelines for applying system responsiveness optimizations

Learn about system latency factors: interrupts, DPC, timers, and message handling

Configure interrupt priority and disable dynamic tick for consistent timing

Adjust DPC watchdog profile for lower latency

Reduce Windows timer resolution from 15.625ms to 1ms or 0.5ms

Use third-party tools to adjust timer resolution in real-time

Disable High Precision Event Timer which can introduce latency

Reduce Windows message queue latency with Win32PrioritySeparation

Set high priority for network and GPU interrupt handling

Enable Message Signaled Interrupts for PCIe devices

Check that all latency optimizations were applied

Apply all latency and timer optimizations at once

Important guidelines for applying latency optimizations

Prevents Windows from sending diagnostic and usage data to Microsoft.

Disables Cortana voice assistant and web search integration in taskbar.

Stops Windows from using an advertising ID to track your app usage across devices.

Prevents Windows from collecting and syncing your activity timeline across devices.

Enables the hidden Ultimate Performance power plan for minimum latency.

Disables hibernation to free up disk space (equal to RAM size).

Disables animations, transparency, shadows and other visual effects for performance.

Removes the 10-second delay before startup programs launch.

Prevents UWP apps from running in the background.

Disables the Xbox Game Bar overlay and background recording.

Skips the lock screen image and goes straight to login on boot/wake.

Removes the News and Interests widget from the taskbar.

Disables the Windows 11 Widgets board.

Prevents OneDrive from running and syncing.

Disables Windows Consumer Features like app suggestions and tips on lock screen.

Runs Windows Disk Cleanup to remove temporary and unnecessary files.

Adds 'End task' option to taskbar right-click menu for faster app closing.

Disables automatic folder type discovery in File Explorer.

Disables Windows location tracking and services.

Disables Store app suggestions in Windows Search.

Disables telemetry in PowerShell 7 if installed.

Sets unnecessary services to Manual startup.

Restores classic Start Menu layout (Windows 10 style on Win11).

Removes Windows temporary files from TEMP and Windows\Temp.

Disables WPBT which allows OEMs to run programs at boot.

Blocks Adobe telemetry and licensing URLs via hosts file.

Disables Brave telemetry, rewards, and crypto features.

Sets Windows hardware clock to UTC (recommended for dual-boot with Linux).

Disables publisher warning prompts for RDP connection files.

Removes the Gallery section from File Explorer navigation pane.

Changes File Explorer default page from Home to This PC.

Prefers IPv4 over IPv6 for network connections.

Disables Microsoft Copilot AI assistant.

Disables Edge telemetry, shopping assistant, and unwanted features.

Removes Microsoft Edge browser from Windows.

Disables notification center and calendar flyout.

Prevents Razer devices from automatically installing Synapse.

Restores classic right-click context menu (Windows 10 style on Win11).

Disables automatic Storage Sense cleanup.

Completely disables Teredo tunneling protocol.

Removes bloatware apps like Candy Crush, Solitaire, etc.

Completely removes Xbox app and gaming-related components.