To manually download the software for your Wi-fi dongle, click on the link for your operating system. Choose Run to install the software or Save to save it on your computer and then run it later.
When you run the installer your screen will dim and you will be asked to confirm that you want to run the installation. This is normal.
Wi-Fi Dongle 300 software - Windows 8
Wi-Fi Dongle 300 software - Windows 7
Wi-Fi Dongle 300 software - Windows Vista
Wi-Fi Dongle 300 software - Windows XP
Note that if you're using a company laptop, you might need administrator rights to be able to install the software.