REFORMAT.COMPUTER

Batch Script to Extend ManifestV2 on Most Browsers

Written by

reformatcomputer

,

Below is a script to modify the registry on windows so that popular browsers extend their manifest v2 availability.

@echo off

reg add "HKEY_LOCAL_MACHINE\SOFTWARE\Policies\BraveSoftware\Brave" /v ExtensionManifestV2Availability /t REG_DWORD /d 2 /f
reg add "HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Policies\BraveSoftware\Brave" /v ExtensionManifestV2Availability /t REG_DWORD /d 2 /f

reg add "HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Chromium" /v ExtensionManifestV2Availability /t REG_DWORD /d 2 /f
reg add "HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Policies\Chromium" /v ExtensionManifestV2Availability /t REG_DWORD /d 2 /f

reg add "HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Google\Chrome" /v ExtensionManifestV2Availability /t REG_DWORD /d 2 /f
reg add "HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Policies\Google\Chrome" /v ExtensionManifestV2Availability /t REG_DWORD /d 2 /f

reg add "HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Edge" /v ExtensionManifestV2Availability /t REG_DWORD /d 2 /f
reg add "HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Policies\Microsoft\Edge" /v ExtensionManifestV2Availability /t REG_DWORD /d 2 /f

reg add "HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Vivaldi" /v ExtensionManifestV2Availability /t REG_DWORD /d 2 /f
reg add "HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Policies\Vivaldi" /v ExtensionManifestV2Availability /t REG_DWORD /d 2 /f

reg add "HKEY_LOCAL_MACHINE\SOFTWARE\Policies\YandexBrowser" /v ExtensionManifestV2Availability /t REG_DWORD /d 2 /f
reg add "HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Policies\YandexBrowser" /v ExtensionManifestV2Availability /t REG_DWORD /d 2 /f

echo Registry entries have been added successfully.
timeout /t 5

If you prefer a reg file version, here is that:

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\BraveSoftware\Brave]
"ExtensionManifestV2Availability"=dword:00000002

[HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Policies\BraveSoftware\Brave]
"ExtensionManifestV2Availability"=dword:00000002

[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Chromium]
"ExtensionManifestV2Availability"=dword:00000002

[HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Policies\Chromium]
"ExtensionManifestV2Availability"=dword:00000002

[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Google\Chrome]
"ExtensionManifestV2Availability"=dword:00000002

[HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Policies\Google\Chrome]
"ExtensionManifestV2Availability"=dword:00000002

[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Edge]
"ExtensionManifestV2Availability"=dword:00000002

[HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Policies\Microsoft\Edge]
"ExtensionManifestV2Availability"=dword:00000002

[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Vivaldi]
"ExtensionManifestV2Availability"=dword:00000002

[HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Policies\Vivaldi]
"ExtensionManifestV2Availability"=dword:00000002

[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\YandexBrowser]
"ExtensionManifestV2Availability"=dword:00000002

[HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Policies\YandexBrowser]
"ExtensionManifestV2Availability"=dword:00000002

We’re also on GitHub! Find this repo here.

Disclaimer: Please use with your own discretion with knowledge of your environment. Please always test beforehand.