When downloading the extension, you may have the option to either open it or save it.
make sure to select the option to save it.
Only open it after the extension has been saved to your computer.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.