Blocked plug-ins Google Chrome blocks plug-ins that are outdated or those that are not widely used because they can occasionally be a security risk. Plug-ins help browsers process special types of web content, like Flash or Windows Media files. Some plug-ins, such as Flash, are used by many websites on the Internet. Other plug-ins are only used by a small number of sites. Examples of plug-ins that Chrome blocks: Java RealPlayer QuickTime Shockwave Windows Media Player Adobe Reader prior to Adobe Reader X Unity Google Update VLC Run blocked plug-ins You can run some plug-ins even if they are blocked by Chrome. Chrome will ask you for permission to run a plug-in and you should only run plug-ins on sites that you trust. To let the plug-in run on the site, follow these steps: To run the plug-in just this once, click Run this time . The plug-in will run, but if you visit the site later, you'll be asked for permission to run the plug-in again. To always allow...