I got a new work PC (WIndows 11) recently, so I downloaded Quartus Prime Lite 25.1. At the time, I also included Questa Altera Edition in the download. But I didn't try to use Questa. Last week, ...
I deleted the user variable SALT_LICENSE_FILE and restarted my system.
The system variable SALT_LICENSE_SERVER has a value of C:\altera_lite\Licenses. (This is a folder I made to put the license into.)
This folder contains one file called LR-154xxx_License.dat (LR-144xxx is the name of my computer).
From a command prompt, lmutil lmdiag says "Can't fetch the requested information! Kindly re-check the license file path and server details."
ipconfig /all states that Ethernet adapter Ethernet2 has a physical address of 84-5C-31-3F-xx-xx (I'm hiding the full address...). There are 3 other wireless LAN adapters listed, all are showing Media disconnected. So it is using the wired connection.
The contents of the LR-154xxx_License.dat file has correct MAC address. Here are some snips from the file.
This block is repeated with the same HOSTID, a different Altera SN, and different codes.