PRTG Network Manager is a product by Paessler GA. You can download the free, trial or commercial edition from their website: http://www.paessler.com/download.
To install the PRTG Network Manager:
- Run the setup file (setup.exe) located in the ZIP file.
- Select the language to be used during the installation process and click OK to proceed.
- Make sure all other applications are closed and click Next to proceed.
- Check the I accept the agreement, on the License Agreement pop-up and click Next to proceed.
- Insert an email on Your Email Address field. This email will be used to receive system alerts (e.g.: if your license is expiring).
- Insert a name, on License Name and the license key, on the License Key field. Go to Paessler website to acquire the license key.
- Select the desired installation folder.
- The installation will begin and you can check the installation update until it finishes.