Default notification setting: registry value DefaultNotificationsSetting (Chrome)ComputerHKLM\Software\Policies\Google\Chrome

Policy ID
DefaultNotificationsSetting
Scope
Computer Configuration, User Configuration
Supported on
Microsoft Windows 7 or later
Source
Google Chrome Policy Templates (version 156.0.8078.80)
Category
Google › Google Chrome › Content settings

Registry

DefaultNotificationsSetting

REG_DWORDComputerUser
Enabled value
Depends on the option value
Element
Default notification setting
Options
ItemStored value
Allow sites to show desktop notifications1
Do not allow any site to show desktop notifications2
Ask every time a site wants to show desktop notifications3
Apply with .reg · CMD · PowerShell
ComputerMachine-wide setting
.reg
Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\Software\Policies\Google\Chrome]

; Options (use only one)
; Allow sites to show desktop notifications
"DefaultNotificationsSetting"=dword:00000001
; Do not allow any site to show desktop notifications
"DefaultNotificationsSetting"=dword:00000002
; Ask every time a site wants to show desktop notifications
"DefaultNotificationsSetting"=dword:00000003
CMD
:: Options (use only one)

:: Allow sites to show desktop notifications
reg add "HKLM\Software\Policies\Google\Chrome" /v "DefaultNotificationsSetting" /t REG_DWORD /d 1 /f
:: Do not allow any site to show desktop notifications
reg add "HKLM\Software\Policies\Google\Chrome" /v "DefaultNotificationsSetting" /t REG_DWORD /d 2 /f
:: Ask every time a site wants to show desktop notifications
reg add "HKLM\Software\Policies\Google\Chrome" /v "DefaultNotificationsSetting" /t REG_DWORD /d 3 /f
PowerShell
# Common: create the key
New-Item -Path 'HKLM:\Software\Policies\Google\Chrome' -Force | Out-Null

# Options (use only one)
# Allow sites to show desktop notifications
New-ItemProperty -Path 'HKLM:\Software\Policies\Google\Chrome' -Name 'DefaultNotificationsSetting' -PropertyType DWord -Value 1 -Force | Out-Null
# Do not allow any site to show desktop notifications
New-ItemProperty -Path 'HKLM:\Software\Policies\Google\Chrome' -Name 'DefaultNotificationsSetting' -PropertyType DWord -Value 2 -Force | Out-Null
# Ask every time a site wants to show desktop notifications
New-ItemProperty -Path 'HKLM:\Software\Policies\Google\Chrome' -Name 'DefaultNotificationsSetting' -PropertyType DWord -Value 3 -Force | Out-Null
UserPer-account setting
.reg
Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\Software\Policies\Google\Chrome]

; Options (use only one)
; Allow sites to show desktop notifications
"DefaultNotificationsSetting"=dword:00000001
; Do not allow any site to show desktop notifications
"DefaultNotificationsSetting"=dword:00000002
; Ask every time a site wants to show desktop notifications
"DefaultNotificationsSetting"=dword:00000003
CMD
:: Options (use only one)

:: Allow sites to show desktop notifications
reg add "HKCU\Software\Policies\Google\Chrome" /v "DefaultNotificationsSetting" /t REG_DWORD /d 1 /f
:: Do not allow any site to show desktop notifications
reg add "HKCU\Software\Policies\Google\Chrome" /v "DefaultNotificationsSetting" /t REG_DWORD /d 2 /f
:: Ask every time a site wants to show desktop notifications
reg add "HKCU\Software\Policies\Google\Chrome" /v "DefaultNotificationsSetting" /t REG_DWORD /d 3 /f
PowerShell
# Common: create the key
New-Item -Path 'HKCU:\Software\Policies\Google\Chrome' -Force | Out-Null

# Options (use only one)
# Allow sites to show desktop notifications
New-ItemProperty -Path 'HKCU:\Software\Policies\Google\Chrome' -Name 'DefaultNotificationsSetting' -PropertyType DWord -Value 1 -Force | Out-Null
# Do not allow any site to show desktop notifications
New-ItemProperty -Path 'HKCU:\Software\Policies\Google\Chrome' -Name 'DefaultNotificationsSetting' -PropertyType DWord -Value 2 -Force | Out-Null
# Ask every time a site wants to show desktop notifications
New-ItemProperty -Path 'HKCU:\Software\Policies\Google\Chrome' -Name 'DefaultNotificationsSetting' -PropertyType DWord -Value 3 -Force | Out-Null