PC Tweaks

Copy & paste optimization commands. Each tweak shows a risk level so you know exactly what you're applying.

Disable SysMain (Superfetch)
Performance Safe
Stops Windows from preloading frequently used apps into memory. Frees up RAM and reduces disk usage on HDDs.
sc stop "SysMain" & sc config "SysMain" start=disabled
Disable Windows Search Indexing
Performance Safe
Stops background indexing which constantly reads your disk. Significantly reduces CPU and disk usage.
sc stop "WSearch" & sc config "WSearch" start=disabled
Set Power Plan to High Performance
Performance Safe
Switches your power plan to High Performance mode, preventing CPU throttling and sleep states.
powercfg /setactive 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c
Disable Hibernation
Performance Safe
Disables the Hibernation feature and deletes hiberfil.sys, freeing disk space equal to your RAM size.
powercfg -h off
Clean Temp Files
Performance Safe
Removes temporary files from Windows temp directories to free up disk space and improve performance.
del /q/f/s %TEMP%\* & del /q/f/s C:\Windows\Temp\*
Disable Cortana
Performance Safe
Disables Cortana via registry to prevent background resource usage and telemetry.
reg add "HKLM\SOFTWARE\Policies\Microsoft\Windows\Windows Search" /v AllowCortana /t REG_DWORD /d 0 /f
Disable Tips & Suggestions
Performance Safe
Stops Windows from showing tips, suggestions, and notifications that consume resources.
reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\ContentDeliveryManager" /v SubscribedContent-338389Enabled /t REG_DWORD /d 0 /f
Disable Background Apps
Performance Safe
Prevents UWP/Store apps from running in the background, saving CPU and memory.
reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\BackgroundAccessApplications" /v GlobalUserDisabled /t REG_DWORD /d 1 /f
Disable Fullscreen Optimizations
Gaming Safe
Turns off the Windows fullscreen optimization layer which can add input lag and reduce FPS.
reg add "HKCU\System\GameConfigStore" /v GameDVR_FSEBehaviorMode /t REG_DWORD /d 2 /f
Disable Game Bar & DVR
Gaming Safe
Disables Xbox Game Bar and Game DVR recording to eliminate performance overhead during gaming.
reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\GameDVR" /v AppCaptureEnabled /t REG_DWORD /d 0 /f & reg add "HKCU\System\GameConfigStore" /v GameDVR_Enabled /t REG_DWORD /d 0 /f
Hardware Accelerated GPU Scheduling
Gaming Medium
Lets your GPU manage its own VRAM scheduling, reducing latency and CPU overhead.
reg add "HKLM\SYSTEM\CurrentControlSet\Control\GraphicsDrivers" /v HwSchMode /t REG_DWORD /d 2 /f
Disable Mouse Acceleration
Gaming Safe
Removes mouse pointer acceleration for consistent, 1:1 mouse movement — essential for FPS games.
reg add "HKCU\Control Panel\Mouse" /v MouseSpeed /t REG_SZ /d "0" /f & reg add "HKCU\Control Panel\Mouse" /v MouseThreshold1 /t REG_SZ /d "0" /f & reg add "HKCU\Control Panel\Mouse" /v MouseThreshold2 /t REG_SZ /d "0" /f
Disable Nagle's Algorithm
Gaming Medium
Reduces network latency by disabling packet buffering. Critical for competitive online gaming.
reg add "HKLM\SOFTWARE\Microsoft\MSMQ\Parameters" /v TCPNoDelay /t REG_DWORD /d 1 /f
GPU Priority for Gaming
Gaming Safe
Sets GPU scheduling priority to prefer gaming workloads over background tasks.
reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Multimedia\SystemProfile\Tasks\Games" /v "GPU Priority" /t REG_DWORD /d 8 /f & reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Multimedia\SystemProfile\Tasks\Games" /v "Priority" /t REG_DWORD /d 6 /f
Disable Windows Telemetry
Privacy Safe
Stops Windows from sending diagnostic and usage data to Microsoft servers.
reg add "HKLM\SOFTWARE\Policies\Microsoft\Windows\DataCollection" /v AllowTelemetry /t REG_DWORD /d 0 /f & sc stop "DiagTrack" & sc config "DiagTrack" start=disabled
Disable Activity History
Privacy Safe
Prevents Windows from collecting and sending your activity history to Microsoft.
reg add "HKLM\SOFTWARE\Policies\Microsoft\Windows\System" /v EnableActivityFeed /t REG_DWORD /d 0 /f & reg add "HKLM\SOFTWARE\Policies\Microsoft\Windows\System" /v PublishUserActivities /t REG_DWORD /d 0 /f
Disable Location Tracking
Privacy Safe
Turns off Windows location services and prevents apps from accessing your location data.
reg add "HKLM\SOFTWARE\Policies\Microsoft\Windows\LocationAndSensors" /v DisableLocation /t REG_DWORD /d 1 /f
Disable Advertising ID
Privacy Safe
Turns off the unique advertising ID that Windows assigns to track you across apps.
reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\AdvertisingInfo" /v Enabled /t REG_DWORD /d 0 /f
Disable Clipboard Cloud Sync
Privacy Safe
Prevents Windows from storing clipboard history and syncing it across devices via the cloud.
reg add "HKLM\SOFTWARE\Policies\Microsoft\Windows\System" /v AllowClipboardHistory /t REG_DWORD /d 0 /f & reg add "HKLM\SOFTWARE\Policies\Microsoft\Windows\System" /v AllowCrossDeviceClipboard /t REG_DWORD /d 0 /f
Set Cloudflare DNS (1.1.1.1)
Network Safe
Switches your DNS to Cloudflare for faster and more private DNS resolution.
netsh interface ip set dns "Ethernet" static 1.1.1.1 & netsh interface ip add dns "Ethernet" 1.0.0.1 index=2
Flush DNS Cache
Network Safe
Clears the local DNS resolver cache to fix connectivity issues and apply new DNS settings.
ipconfig /flushdns
Reset Winsock & TCP/IP
Network Medium
Resets the Windows networking stack to defaults. Fixes many network connectivity problems.
netsh winsock reset & netsh int ip reset
Disable Network Throttling
Network Safe
Removes the Windows network throttling limit that restricts non-multimedia network traffic.
reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Multimedia\SystemProfile" /v NetworkThrottlingIndex /t REG_DWORD /d 0xffffffff /f
Disable Auto-Tuning
Network Medium
Disables TCP auto-tuning which can cause issues with some routers and network configs.
netsh int tcp set global autotuninglevel=disabled
Disable Startup Delay
Startup Safe
Removes the artificial startup delay Windows adds before launching startup programs.
reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Serialize" /v StartupDelayInMSec /t REG_DWORD /d 0 /f
Disable Connected User Experiences
Startup Safe
Stops the telemetry service to speed up boot and reduce background activity.
sc stop "dmwappushservice" & sc config "dmwappushservice" start=disabled
Enable Fast Startup
Startup Safe
Enables hybrid boot for faster Windows startup by saving session state on shutdown.
reg add "HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\Power" /v HiberbootEnabled /t REG_DWORD /d 1 /f
Disable Print Spooler
Startup Medium
Disables the Print Spooler if you don't use a printer. Saves memory and reduces attack surface.
sc stop "Spooler" & sc config "Spooler" start=disabled
Disable All Animations
Visual Safe
Turns off all Windows visual animations for a snappier, more responsive UI.
reg add "HKCU\Control Panel\Desktop\WindowMetrics" /v MinAnimate /t REG_SZ /d "0" /f & reg add "HKCU\Control Panel\Desktop" /v UserPreferencesMask /t REG_BINARY /d 9012038010000000 /f
Disable Transparency Effects
Visual Safe
Turns off Windows transparency and blur effects which use GPU resources.
reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Themes\Personalize" /v EnableTransparency /t REG_DWORD /d 0 /f
Enable Dark Mode
Visual Safe
Switches Windows and apps to Dark Mode for a cleaner look and reduced eye strain.
reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Themes\Personalize" /v AppsUseLightTheme /t REG_DWORD /d 0 /f & reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Themes\Personalize" /v SystemUsesLightTheme /t REG_DWORD /d 0 /f
Max Wallpaper Quality
Visual Safe
Prevents Windows from compressing your desktop wallpaper, keeping it at full quality.
reg add "HKCU\Control Panel\Desktop" /v JPEGImportQuality /t REG_DWORD /d 100 /f