📘 AutoOS Settings User Guide

What NOT to do on AutoOS, click to expand

• Run any other tweaks or optimizers for obvious reasons.
• Use timer resolution or memory cleaners because they do more harm than good.
• Use external frame rate limiters like NVCP or RTSS because they trade better 1% lows for added latency (unless non-competitive).
• Set visual effects to Best Performance.
• Disable animations, transparency or paging file.
• Uninstall MSI Afterburner, OBS, Everything, Windhawk, StartAllBack or any of the runtimes.
• Install 7-Zip or WinRAR because NanaZip is already installed.
• Uninstall more AppX Packages like Xbox Game Bar or Microsoft Edge.

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If you want to merge the space of your old Windows partition with the AutoOS partition, click to expand

Step 1:

• Copy your Games to the same path but on the AutoOS partition.
• Open all the manifest files from the game launchers, then use Ctrl + H to replace the drive letters, click Replace All and save the file.
  • Epic Games
    • C:\ProgramData\Epic\UnrealEngineLauncher\LauncherInstalled.dat
    • C:\ProgramData\Epic\EpicGamesLauncher\Data\Manifests
    • C:\ProgramData\Epic\EpicOnlineServicesShared\InstallHelper\InstalledItems
  • Riot Games
    • C:\ProgramData\Riot Games\Metadata\<your game>\<your game>.live.product_settings.yaml
  • Steam
    • C:\Program Files (x86)\Steam\steamapps\libraryfolders.vdf

Step 2:

• Install Minitool Partition Wizard from the Applications tab.

• Right click on the old Windows partition and select Delete.

• Right click on the AutoOS partition and select Extend, select the old Windows partition and max out the slider.

• Click Apply and then Restart Now.

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  If you are on an ASUS Motherboard and get GPT header corruption has been detected message, click to expand

  
  

  • Press F1 to get into BIOS.
  • Press F7 to get into advanced mode.
  • Go to Boot tab, then select Boot Configuration.
  • Change Next Boot Recovery Action to Recovery (if available).
  • Change Boot Sector (MBR/GPT) Recovery Policy to Auto Recovery (if available).

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  If the old Windows entry is still showing up on boot, click to expand

  
  

  • Open Command Prompt and paste:

  bcdedit /enum
  

  • Find the entry of your old Windows partition, copy its identifier value and then run:

  bcdedit /delete {identifier}
  

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Home

Quick access for links:

• Open AutoOS User Guide
• Open AutoOS Contribution Guide
• Join AutoOS Discord Server
• Donate

Sound

Adjust Volume, Format and Buffer Size of your current input and output device:

• If your audio output device supports a lower buffer size, you can lower it in exchange for higher CPU usage.

Displays

Manually adjust or import a Custom Resolution Utility (CRU) profile:

For NVIDIA GPUs, click to expand

• Open NVIDIA Control Panel, go to Display -> Change resolution and select your desired monitor.

• Make sure your desired resolution and refresh rate is active.

• Click on Customize... -> Create Custom Resolution, and click Accept on the disclaimer.

• Change the Timing -> Standard to Manual.

  Testing Loop: Whenever you change a value below, click Test and follow these rules:

  • If the display works normally: Click No and continue adjusting.
  • If you see glitches/flickering: Click No. Use smaller steps to find the exact working limit.
  • If you get a Black Screen / No Signal: Press Enter to cancel. Use smaller steps to find the exact working limit.

  Phase 1: Maximize Vertical Total Pixels

  • Increase the Vertical Total pixels in increments of 20.
  • Click Test after each change using the rules above until you find the maximum working value.

  Phase 2: Minimize Horizontal Total Pixels

  • Take note of the default value.
  • Decrease the Horizontal Total pixels in increments of 20.
  • Click Test after each change using the rules above until you find the minimum working value.

  Phase 3: Final Vertical Total Pixels

  • Increase the Vertical Total pixels again, in increments of 1.
  • Click Test after each change using the rules above until you find the absolute maximum working value.
  • If you were not able to increase it further than what you had from Phase 1, set Horizontal Total pixels back to the default value and skip Phase 4.

  Phase 4: Final Horizontal Total Pixels

  • Increase the Horizontal Total pixels again, in increments of 10.
  • Click Test after each change using the rules above until you find the absolute maximum working value.

  Save changes using Custom Resolution Utility (CRU):

  • Click Launch under Create a custom resolution in AutoOS.
  • Click on the entry under Extension blocks, then click on Edit below.
  • Change the Type to DisplayID 2.0, if it has no data, change it back to CTA-861.
  • Click on the resolution entry with the same refresh rate you modified in NVIDIA Control Panel under Detailed resolutions, then click Edit below.
  • Enter all values from NVIDIA Control Panel under the corresponding fields in CRU.
    • Front porch (pixels) -> Front porch
    • Sync width (pixels) -> Sync width
    • In Custom Resolution Utility (CRU), click on Total and enter your values.
    • Polarity -> Sync polarity
    • Refresh rate -> Refresh rate
  • If the Actual refresh rate doesn't end in .000 Hz, increase or decrease the Horizontal Total pixels by 1 until it ends with .000 Hz.
  • Click OK and then Export, change Save as type to EXE File (*.exe) and save it an external location like a USB or HDD.
  • Click OK to exit Custom Resolution Utility (CRU).
  • Click on Restart under Restart the graphics driver in AutoOS.

  Future usage:

  • Click Import profile in AutoOS and select the .exe file you exported to instantly reapply the custom resolution.

Graphics Cards

Select your Graphics Card preferences:

• Click Update if available, which updates your GPU driver while keeping your current settings.
• Enable High-Bandwidth Digital Content Protection (HDCP) if you watch DRM protected content like Netflix etc.
• Disable High-Definition Multimedia Interface (HDMI)/DisplayPort (DP) Audio if you don't use headphones or speakers connected to your monitor or audio receiver.
• Manually adjust or import an MSI Afterburner Profile.
• Enable the OBS Studio toggle if you want to have clips (30sec, Alt + F10).

Per-CPU Scheduling

Manually adjust or automatically optimize Audio, GPU, XHCI and NIC Affinities:

• Click Optimize Affinities to reapply Affinities to all devices after manual driver reinstalls or after toggling Hyper-Threading / SMT.

Bluetooth & Devices

Toggle Bluetooth Services & Drivers and XHCI Interrupt Moderation (IMOD) per controller:

• Keep XHCI Interrupt Moderation (IMOD) disabled for all USB controllers.

Network & Internet

Manually adjust or automatically optimize advanced network adapter settings:

• Click Optimize Adapter to reapply settings after driver reinstalls.

Energy & Power

Adjust, Edit, Duplicate, Delete, Restore, Export, Import Power plans and compare them:

• Keep using the AutoOS Power Plan.
• If you have issues with the AutoOS Power Plan, leave a message on the Discord Server.
• Select another power plan in the 2nd combobox to compare it to the active power plan.
• Right click on the active power plan combobox to Edit, Duplicate, Delete or Export it.

Services & Drivers

Toggle Services & Drivers states with configured functionality:

• Enable the WiFi Support checkbox if you are using WiFi while Gaming.
• Enable the Bluetooth Support checkbox if you are using Bluetooth while Gaming.
• Disable the toggle at the top and restart whenever you are Gaming competitively.
• Enable it again and restart if you need functionality for Work or installing applications / drivers.

BIOS Settings

Manually adjust or merge recommended BIOS Settings:

• In the toolbar, click Merge and Import to NVRAM, then restart your PC.

  If no internet:

  • Enable the toggle in the Services & Drivers tab and restart your PC.
  • Click Optimize in the Per-CPU Scheduling and in the Network & Internet tab.

  If not booting:

  • Reset CMOS using the button on your motherboard (if yours has one) or by removing the CMOS battery for 5 minutes.
  • After that, lower the Merge Count until you find the setting that causes your PC to not boot.
  • Once you find the setting, please leave a message on the Discord Server.

  If crashing, freezing or worse performance:

  • Option 1 (Easier): Click Restore and select the oldest or previous NVRAM backup.
  • Option 2 (Harder):
    • Intel:
      • Lower Max Turbo Ratios
      • Enable Hyper-Threading
      • Disable E-Cores (Active E-Cores, Active Efficient Cores, Active Efficient-cores, No. of CPU E-Cores Enabled)
    • AMD:
      • Lower All Core Curve Optimizer Magnitude

Disk Cleanup

Clean up your drives:

• Click Clean up disks to run disk cleanup to free up some space.

Windows Security

Toggle Windows Security Options:

• Enable HVCI and VBS if you play FACEIT or Valorant.

Windows Update

Toggle Windows Updates and set target version:

• Enable Windows Updates to get the latest features and security updates.
• All optimizations will be kept.
• Drivers are excluded by default.

Browsers

Post-install your Browsers and Browser Extensions:

• Use Thorium or Helium over Chrome.
• Use Zen for best productivity and design.

Applications

Post-install your Applications:

• Select Discord, which comes preconfigured with Vencord, OpenAsar and all settings.
• Use Logitech Onboard Memory Manager over Logitech G HUB if you have a Logitech Mouse.

Games

View your Game Library (Supports Epic Games, Riot Games, EA, Ubisoft Connect, Steam, Eden, Citron and Ryujinx):

• Switch between Epic Games and Steam Accounts on the top right.

• Press the Play button to launch any Game.

  If Services & Drivers toggle disabled:

  • Once you are in the Game, press the Stop Processes button.
  • Use Alt+Tab to switch between apps in this state.
  • Press the Restart Processes button to restore the taskbar etc.

  Adding Games:

  • For Riot Games titles to show up in the Games tab, install them through the Epic Games Launcher as well.
  • For EA or Ubisoft Connect titles to show up in the Games tab, add them to your Epic Games Launcher library.
  • To add custom games, add the game as a non-steam game in Steam.
  • The name has to be the same as found on IGDB.

  Notes:

  • Cap your Game's frame rate limit to a multiple of your monitor's refresh rate (eg. 144hz -> 72/144/288fps).

Settings

Configure AutoOS window and theme preferences:

• Enable Hide AutoOS Startup if you don't want to see the AutoOS Startup.
• Change Material to customize the window appearance.
• Select paths for Switch Emulator data to make them show up in the Games tab.