====== Run as Basic User ======

  RUNAS /trustlevel:"0x20000" "x"

  RUNAS /trustlevel:"0x20000" "C:\Users\Espionage724\Downloads\OpenTabletDriver-0.6.5.1_win-x64\OpenTabletDriver.UX.Wpf.exe"

  RUNAS /showtrustlevels

====== Disable Windows Defender ======

****

  reg add "HKLM\SOFTWARE\Policies\Microsoft\Windows Defender" /v "DisableAntiSpyware" /t "REG_DWORD" /d "1" /f

====== Disable Startup Delay ======

****

  reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Serialize" /v "StartupDelayInMSec" /t "REG_DWORD" /d "0" /f

====== Disable SmartScreen ======

  * General
  * Windows Store Apps
  * Microsoft Edge

  reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer" /v "SmartScreenEnabled" /t "REG_SZ" /d "Off" /f

  reg add "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\AppHost" /v "EnableWebContentEvaluation" /t "REG_DWORD" /d "0" /f

  reg add "HKLM\SOFTWARE\Policies\Microsoft\MicrosoftEdge\PhishingFilter" /v "EnabledV9" /t "REG_DWORD" /d "0" /f

====== Remove Most Modern UI Apps ======

  * Not necessary with Local Account log-ins and Pro/Enterprise/LTSC editions
  * Tested fine on 20H2, 21H2, and 23H2
  * :!: This broke the start menu on 1809
  * :!: 2024/08: May cause Explorer windows to act broken at times on 11 23H2

  * Powershell Script ''*.ps1''

  Get-AppxPackage -allusers | Remove-AppxPackage

====== Remove OneDrive ======

  taskkill /IM "OneDrive.exe" /F

  %windir%\SysWOW64\OneDriveSetup.exe /uninstall

  rmdir "%UserProfile%\OneDrive" "%ProgramData%\Microsoft OneDrive" "%LocalAppData%\Microsoft\OneDrive" "C:\OneDriveTemp" /S /Q

  reg delete "HKCR\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}" /f

  reg delete "HKCR\Wow6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}" /f

====== Remove Defender ======

  * :?: Requires Enterprise/Server

  Uninstall-WindowsFeature -Name Windows-Defender

====== GPU Shader Cache Wipe ======

===== Intel =====

****

  DEL /F /Q "%UserProfile%\AppData\LocalLow\Intel\ShaderCache\"*

====== MEM_TOP_DOWN ======

  * https://learn.microsoft.com/en-us/windows/win32/memory/4-gigabyte-tuning
  * :!: 2025/10/13: 2009Scape [[games;windows;rt4_client_runescape_530|RT4-Client]] failed to load on [[windows;10|10 21H2]] ((client closes after loading Sound resources))
  * :?: 2026/04/09: Likely caused GTA V to freeze on-start and Counter-Strike Source to crash before main menu

  "%SystemRoot%\System32\reg.exe" ADD "HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management" /v "AllocationPreference" /t "REG_DWORD" /d "0x100000" /f

===== Etc =====

  "%SystemRoot%\System32\reg.exe" ADD "HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management" /v "DisablePagingExecutive" /t "REG_DWORD" /d "1" /f

  "%SystemRoot%\System32\reg.exe" ADD "HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management" /v "LargeSystemCache" /t "REG_DWORD" /d "1" /f

  "%SystemRoot%\System32\reg.exe" ADD "HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management" /v "SystemPages" /t "REG_DWORD" /d "0XFFFFFFFF" /f

====== ICMP Echo Allow ======

****

  "netsh.exe" advfirewall firewall set rule name="Core Networking Diagnostics - ICMP Echo Request (ICMPv4-In)" profile="private,public" new enable="yes" && "netsh.exe" advfirewall firewall set rule name="Core Networking Diagnostics - ICMP Echo Request (ICMPv4-Out)" profile="private,public" new enable="yes" && "netsh.exe" advfirewall firewall set rule name="Core Networking Diagnostics - ICMP Echo Request (ICMPv6-In)" profile="private,public" new enable="yes" && "netsh.exe" advfirewall firewall set rule name="Core Networking Diagnostics - ICMP Echo Request (ICMPv6-Out)" profile="private,public" new enable="yes"

===== Disable =====

  * Default

  "netsh.exe" advfirewall firewall set rule name="Core Networking Diagnostics - ICMP Echo Request (ICMPv4-In)" profile="private,public" new enable="no" && "netsh.exe" advfirewall firewall set rule name="Core Networking Diagnostics - ICMP Echo Request (ICMPv4-Out)" profile="private,public" new enable="no" && "netsh.exe" advfirewall firewall set rule name="Core Networking Diagnostics - ICMP Echo Request (ICMPv6-In)" profile="private,public" new enable="no" && "netsh.exe" advfirewall firewall set rule name="Core Networking Diagnostics - ICMP Echo Request (ICMPv6-Out)" profile="private,public" new enable="no"

====== Compats ======

===== Firefox =====

  * :!: 2026/04/08: ''UseLargePages'' caused random tab crashes

  "%SystemRoot%\System32\reg.exe" ADD "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Layers" /v "%ProgramFiles%\Mozilla Firefox\firefox.exe" /t "REG_SZ" /d "~ DISABLEDXMAXIMIZEDWINDOWEDMODE HIGHDPIAWARE DISABLEDWM DISABLETHEMES NoDTToDITMouseBatch" /f

  "%SystemRoot%\System32\reg.exe" ADD "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\firefox.exe" /v "UseLargePages" /t "REG_DWORD" /d "0" /f

===== Explorer =====

  "%SystemRoot%\System32\reg.exe" ADD "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Layers" /v "%SystemRoot%\explorer.exe" /t "REG_SZ" /d "~ DISABLEDXMAXIMIZEDWINDOWEDMODE HIGHDPIAWARE DISABLEDWM DISABLETHEMES NoDTToDITMouseBatch" /f

  "%SystemRoot%\System32\reg.exe" ADD "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe" /v "UseLargePages" /t "REG_DWORD" /d "1" /f

===== DWM =====

  "%SystemRoot%\System32\reg.exe" ADD "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Layers" /v "%SystemRoot%\System32\dwm.exe" /t "REG_SZ" /d "~ DISABLEDXMAXIMIZEDWINDOWEDMODE HIGHDPIAWARE DISABLEDWM DISABLETHEMES NoDTToDITMouseBatch" /f

  "%SystemRoot%\System32\reg.exe" ADD "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\dwm.exe" /v "UseLargePages" /t "REG_DWORD" /d "1" /f

====== Version Notes ======

===== LTSC 1809 =====

  * 2026/04

  * Has both ''curl.exe'' and ''tar.exe''
  * Defrag command in Maintenance bat needs different flags than 21H2
  * No known benefit over 21H2

===== LTSB 1607 =====

  * 2026/04

  * No ''curl.exe'' nor ''tar.exe''
  * Runs GTA V Online (BattlEye no problem 1607, GTA V DX10 fine 2018 GPU driver)
  * Intel UHD 630 driver from 2018 (''.2141'' nor latest 6th-gen install/require newer Windows than 1607)
  * OneDrive is integrated and doesn't uninstall as-easily like it's installed with Office
  * No Edge (business ''msi'' installs fine and works with ''msedge_proxy'')
  * Alps touchpad driver doesn't install (benefit)