Symptoms
The Dell Latitude laptops may not detect the Intel 5450 SSD installed in the system when waking from a low-power state, sleep, or standby. The drive can be recovered from the failed state by power cycling the system. The following section provides steps to take to resolve it.
Resolution
Firmware update LHFD04N has been released to resolve this issue and is available on the Dell Support Site from the following direct link:Intel SSDSC2KF128/256/512G8 and SSDSCKKF128/256/512G8 Series Solid State Drive Firmware Update.
You can also find the upgrade by going to Dell Support Drivers & Downloads. Make sure that your system model is chosen, then choose Serial ATA from the Category drop-down menu. The Intel SSDSC2KF128/256/512G8 and SSDSCKKF128/256/512G8 Series Solid State Drive Firmware Update appears in the list of available downloads.