Set limit on megabytes of memory a single Microsoft Edge instance can use: registry value TotalMemoryLimitMbComputerHKLM\Software\Policies\Microsoft\Edge

Policy ID: TotalMemoryLimitMb
Scope: Computer Configuration, User Configuration
Supported on: Microsoft Edge version 80, Windows 7 or later
Source: Microsoft Edge Policy Templates (version 155.0.4283.45)
Category: Microsoft Edge

Registry

TotalMemoryLimitMb

REG_DWORDComputerUser

…\Software\Policies\Microsoft\EdgeHKLM\Software\Policies\Microsoft\Edge Current key
HKCU\Software\Policies\Microsoft\Edge

Enabled value: Depends on the option value
Element: Set memory limit for Microsoft Edge instances:
Value type: REG_DWORD
Maximum value: 2000000000
Minimum value: 1024

Apply with .reg · CMD · PowerShell

ComputerMachine-wide setting

.reg

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Edge]

; Value names and types follow the ADMX. Replace <enter value> below with your own data
"TotalMemoryLimitMb"=dword:<enter value>

CMD

:: Value names and types follow the ADMX. Replace <enter value> below with your own data

reg add "HKLM\Software\Policies\Microsoft\Edge" /v "TotalMemoryLimitMb" /t REG_DWORD /d "<enter value>" /f

PowerShell

# Value names and types follow the ADMX. Replace <enter value> below with your own data

New-Item -Path 'HKLM:\Software\Policies\Microsoft\Edge' -Force | Out-Null
New-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\Edge' -Name 'TotalMemoryLimitMb' -PropertyType DWord -Value '<enter value>' -Force | Out-Null

UserPer-account setting

.reg

Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\Software\Policies\Microsoft\Edge]

; Value names and types follow the ADMX. Replace <enter value> below with your own data
"TotalMemoryLimitMb"=dword:<enter value>

CMD

:: Value names and types follow the ADMX. Replace <enter value> below with your own data

reg add "HKCU\Software\Policies\Microsoft\Edge" /v "TotalMemoryLimitMb" /t REG_DWORD /d "<enter value>" /f

PowerShell

# Value names and types follow the ADMX. Replace <enter value> below with your own data

New-Item -Path 'HKCU:\Software\Policies\Microsoft\Edge' -Force | Out-Null
New-ItemProperty -Path 'HKCU:\Software\Policies\Microsoft\Edge' -Name 'TotalMemoryLimitMb' -PropertyType DWord -Value '<enter value>' -Force | Out-Null