
Repeat the above steps for all extensions you need to whitelist.Paste the previously copied extension ID into the Value box.Set the policy to Enabled and click the Show button.In the Group Policy editor, double click on the Configure the list of allowed extensions policy.It is highlighted in the screenshot below. Copy its identifier from the address bar.Go to the extension page on Google Web Store.How to allow installation of certain extensions

Now let's imagine that you need to exclude some extensions from being blocked and allow their installation. If you now try to install the extension to your browser, you will see the "Blocked by admin" warning message. In the Show content window that opens, double-click in the first text row in the Value column and type asterisk ( *), which means that Chrome is prohibited from installing any extensions.Set the policy to Enabled and then click on the Show.On the right, double-click on the Configure extension installation blocklist entry.Navigate to Classic Administrative Templates (ADM)\Google\Google Chrome\Extensions on the left.How to Prevent Users from Installing Extensions on Google Chrome Since you have added the policy templates for Google Chrome, you can now use them to apply restrictions to the extension list in the browser. Once added, you will get a sub-item Classic Administrative Templates (ADM).Wait for a couple of seconds for the chrome line to appear, click on the Close button in the Add/Remove dialog.Specify the path to the chrome.adm template in the path-to-the-unpacked-archive \ windows \ adm \ en-US folder.Click the "Add" button in the next window.Right-click on the Computer configuration > Administrative Templates item on the right and select Add / Remove Templates from the menu.


Open the Local Group Policy Editor (gpedit.msc).

