You restore the license data from a backup to restore a corrupt or non-functioning License Server.
Close all EcoStruxure Building Operation software that requires license.
On the computer that runs License Server, browse to the the folder \ProgramData\FLEXnet\
Paste all your backed up files to the FLEX-net folder.
You may need to repair restored licenses before you check out the restored licenses. For more information, see Repairing an EcoStruxure Building Operation Software License .
You now restart the License Server so you can check out the restored licenses. For more information, see Restarting the License Server .