Here’s the page we think you wanted. See search results instead:

 
 What's New in KSM?
Keysight Software Manager : Request Free Trial License
 1  2  3 
Assign LicensesContact InformationReview and Submit
 
Assign licenses to hosts, then click Continue to proceed.
Help
Select the host to assign licenses to
Enter new host information: How do I find my Host ID?  

Model Number :  
  5, 6, or 7 characters. Example: X1234A or PCSERNO
Serial Number :     Example: US12345678
Select the licenses to assign

  
Assigned licenses: