With the recent changes in installing chrome extensions, Whenever you try to install an extension from the source other than chrome webstore it won’t get installed and instead it shows a message saying Extensions,apps, and user scripts can only be added from the Chrome Webstore Why this change ? It is been stated as to protect users from installing malicious extensions, apps from the third party websites. According to one of the developer comment in code.google.com they have overlooked the popular user scripts in installation and implemented a fix to resolve the issue. This change was made to protect users. Off-store extensions have become a popular attack vector for compromising users of larger sites (e.g. Facebook). Since the trend is only getting worse, we’re putting the power back in the user’s hands by allowing them to control where extensions are installed from. By default, the Chrome Webstore is the only source, but users and administrators will be able to add Read more

