Docs: Only allow admins to invite new users

templates/zerver/help/index.md

@@ -130,7 +130,7 @@ as a “**realm**”.
 * Change your organization's name
 * Restrict user email addresses to certain domains
 * Allow anyone to join without an invitation
-* Only allow admins to invite new users
+* [Only allow admins to invite new users](/help/only-allow-admins-to-invite-new-users)
 * Only allow admins to create new streams
 * Restrict editing of old messages and topics
 * [Change the default language for realm](/help/change-the-default-language-for-realm)

templates/zerver/help/only-allow-admins-to-invite-new-users.md

@@ -0,0 +1,17 @@
+# Only allow admins to invite new users
+If you are an administrator, you can change the setting to only allow administrators
+to invite new users.
+
+1. Locate the cog
+(![cog](/static/images/help/cog.png)) on the upper right corner of the right
+sidebar and click on it to show the dropdown menu. Select the **Administration**
+option. This will open the Administration page of your organization.
+
+  ![Administration](/static/images/help/administration.png)
+
+2. Under **Organization settings** select the **E-mail invitation required** and
+**Only admins may invite** checkboxes.
+
+  ![Organization settings](/static/images/help/settings-administration.png)
+
+3. Click on the blue **Save changes** button.