Input the exact and License Key provided by Paessler. Ensure there are no accidental spaces if you copy-paste the string. Step 4: Choose Activation Method
: Go to Setup in the top menu, then click on Account Management > License .
The alphanumeric string provided in your purchase confirmation email. Choose Activation Method:
: Click on Change License Key . You will need to input two specific pieces of information exactly as they appear in your confirmation email:
Yes. You can deactivate the license on the old server and activate it on the new one. Ensure you have your license name and key handy during the migration process. Conclusion
Understanding PRTG Network Monitor License Keys: A Comprehensive Guide
: One "sensor" monitors one specific metric (e.g., CPU load, disk space, or a single switch port). A single server often requires 5–10 sensors, so a "100-sensor" license typically covers about 10 devices. Ease of Activation
On Paessler’s website, use the license calculator. Prices (as of 2025):
If your PRTG server is isolated from the internet, select the offline activation option. You will generate a activation request file, upload it to Paessler's website from an internet-connected device, download the activation file, and upload it back to your PRTG server. 5. Risks of Using Cracked or Nullified License Keys