We have a standalone ArcGIS Server 10.8.1 instance with a license that will expire soon. I've used the Software Authorization file to authorize with a new authorization to extend the license to next year. I can confirm by looking at the keycodes file that the new license has been applied. However, I can see that the old license is also present in the keycodes file with the upcoming expiry date.
Do I need to restart ArcGIS Server to get it to discover and use the new license? Or, will it continue to work past the upcoming expiry date using the new licenses that I've applied without needing a restart?
Thanks for your answer, @ReeseFacendini.
Esri Canada technical support gave me the opposite answer (that I would need to restart), so now I'm wondering which is correct. The options that I have, in order of preference, are: