Control use of JavaScript optimizers: registry value DefaultJavaScriptOptimizerSetting (Edge)UserHKCU\Software\Policies\Microsoft\Edge

Policy ID: DefaultJavaScriptOptimizerSetting
Scope: Computer Configuration, User Configuration
Supported on: Microsoft Edge version 134, Windows 7 or later
Source: Microsoft Edge Policy Templates (version 155.0.4283.45)
Category: Microsoft Edge › Content settings

Registry

DefaultJavaScriptOptimizerSetting

REG_DWORDUserComputer

…\Software\Policies\Microsoft\EdgeHKCU\Software\Policies\Microsoft\Edge Current key
HKLM\Software\Policies\Microsoft\Edge

Enabled value: Depends on the option value
Element: Control use of JavaScript optimizers

Options
Item	Stored value
Enable advanced JavaScript optimizations on all sites	1
Disable advanced JavaScript optimizations on all sites	2

Apply with .reg · CMD · PowerShell

UserPer-account setting

.reg

Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\Software\Policies\Microsoft\Edge]

; Options (use only one)
; Enable advanced JavaScript optimizations on all sites
"DefaultJavaScriptOptimizerSetting"=dword:00000001
; Disable advanced JavaScript optimizations on all sites
"DefaultJavaScriptOptimizerSetting"=dword:00000002

CMD

:: Options (use only one)

:: Enable advanced JavaScript optimizations on all sites
reg add "HKCU\Software\Policies\Microsoft\Edge" /v "DefaultJavaScriptOptimizerSetting" /t REG_DWORD /d 1 /f
:: Disable advanced JavaScript optimizations on all sites
reg add "HKCU\Software\Policies\Microsoft\Edge" /v "DefaultJavaScriptOptimizerSetting" /t REG_DWORD /d 2 /f

PowerShell

# Common: create the key
New-Item -Path 'HKCU:\Software\Policies\Microsoft\Edge' -Force | Out-Null

# Options (use only one)
# Enable advanced JavaScript optimizations on all sites
New-ItemProperty -Path 'HKCU:\Software\Policies\Microsoft\Edge' -Name 'DefaultJavaScriptOptimizerSetting' -PropertyType DWord -Value 1 -Force | Out-Null
# Disable advanced JavaScript optimizations on all sites
New-ItemProperty -Path 'HKCU:\Software\Policies\Microsoft\Edge' -Name 'DefaultJavaScriptOptimizerSetting' -PropertyType DWord -Value 2 -Force | Out-Null

ComputerMachine-wide setting

.reg

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Edge]

; Options (use only one)
; Enable advanced JavaScript optimizations on all sites
"DefaultJavaScriptOptimizerSetting"=dword:00000001
; Disable advanced JavaScript optimizations on all sites
"DefaultJavaScriptOptimizerSetting"=dword:00000002

CMD

:: Options (use only one)

:: Enable advanced JavaScript optimizations on all sites
reg add "HKLM\Software\Policies\Microsoft\Edge" /v "DefaultJavaScriptOptimizerSetting" /t REG_DWORD /d 1 /f
:: Disable advanced JavaScript optimizations on all sites
reg add "HKLM\Software\Policies\Microsoft\Edge" /v "DefaultJavaScriptOptimizerSetting" /t REG_DWORD /d 2 /f

PowerShell

# Common: create the key
New-Item -Path 'HKLM:\Software\Policies\Microsoft\Edge' -Force | Out-Null

# Options (use only one)
# Enable advanced JavaScript optimizations on all sites
New-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\Edge' -Name 'DefaultJavaScriptOptimizerSetting' -PropertyType DWord -Value 1 -Force | Out-Null
# Disable advanced JavaScript optimizations on all sites
New-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\Edge' -Name 'DefaultJavaScriptOptimizerSetting' -PropertyType DWord -Value 2 -Force | Out-Null