Multisim 14.3 Serial Number Apr 2026

| Q: My license says “Invalid or Expired.” What now? | |---| | Verify the serial is entered correctly. If it’s a trial, you may need to purchase a full license. If you suspect a server issue, restart the NI License Manager or contact your admin. |

| Q: What does “Floating License” mean? | |---| | It’s a network‑wide license that allows a set number of concurrent users. The license is stored on a central server, and each user checks it out when launching Multisim. This is ideal for labs or teams. | multisim 14.3 serial number