Turn on script debugging: registry value Disable Script DebuggerUserHKCU\Software\Policies\Microsoft\Internet Explorer\Main

Policy ID: DisableDebugger
Scope: User Configuration
Supported on: At least Internet Explorer 7.0
Source: Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
Category: Windows Components › Internet Explorer › Internet Settings › Advanced settings › Browsing

Registry

Disable Script Debugger

REG_SZUser

HKCU\Software\Policies\Microsoft\Internet Explorer\Main Current key

Enabled value: no
Disabled value: yes

Apply with .reg · CMD · PowerShell

.reg

Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\Software\Policies\Microsoft\Internet Explorer\Main]

; Options (use only one)
; Enabled
"Disable Script Debugger"="no"
; Disabled
"Disable Script Debugger"="yes"

CMD

:: Options (use only one)

:: Enabled
reg add "HKCU\Software\Policies\Microsoft\Internet Explorer\Main" /v "Disable Script Debugger" /t REG_SZ /d "no" /f
:: Disabled
reg add "HKCU\Software\Policies\Microsoft\Internet Explorer\Main" /v "Disable Script Debugger" /t REG_SZ /d "yes" /f

PowerShell

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

# Options (use only one)
# Enabled
New-ItemProperty -Path 'HKCU:\Software\Policies\Microsoft\Internet Explorer\Main' -Name 'Disable Script Debugger' -PropertyType String -Value 'no' -Force | Out-Null
# Disabled
New-ItemProperty -Path 'HKCU:\Software\Policies\Microsoft\Internet Explorer\Main' -Name 'Disable Script Debugger' -PropertyType String -Value 'yes' -Force | Out-Null