chromium/components/policy/resources/templates/policy_definitions/Extensions/.group.details.yaml

caption: Extensions
desc: Configures extension-related policies. The user is not allowed to install blocked
  extensions unless they are whitelisted. You can also force <ph name="PRODUCT_NAME">$1<ex>Google
  Chrome</ex></ph> to automatically install extensions by specifying them in <ph name="EXTENSION_INSTALL_FORCELIST_POLICY_NAME">ExtensionInstallForcelist</ph>.
  Force-installed extensions are installed regardless whether they are present in
  the blocklist.