No, If you don't have internet connectivity, it will give you the below options after you click next a couple of times. Select the middle option to Enter LEF. You will have to have the LEF to enter it.
This is helpful. @Ashfaq; If I can't clear license, then it is "stuck" on a successful "leased license", and won't let me change to an offline lease. I confirmed @Bill's "Clear license" technique works.