how can recover License

[ARP1381 0]

I had an activation license. It expired 5 month ago but without any new payment it automatically renewal by eset antivirus program, but I didn't recive any license. I use it now, So I want to save it in my.eset acbecause I need to change may OS.  When I tried to recover it by my email it sent nothing or expired old license.  how can I do it?

[Marcos 5,725]

I was unable to find a license registered with your forum email address. Please provide your public license ID.