The iRMC S4 license uses a secure timestamp. If your server’s BIOS clock or iRMC system time is set to a date before 2018 or after 2030, the license validation will fail. Enable NTP in the iRMC network settings and sync to pool.ntp.org .
If you installed a 30-day trial key two years ago, the iRMC retains a hidden flag that the "feature has expired." Installing a new permanent key over an expired trial sometimes fails silently. You may need to perform a factory reset of the iRMC via the BIOS or the reset to factory defaults command in the iRMC CLI (SSH) before applying the new key. fujitsu+irmc+s4+license+key+work
No. Once installed, it is permanent for that hardware. The iRMC S4 license uses a secure timestamp
: Specifies if the key is permanent or temporary. If you installed a 30-day trial key two