The LifeBook A555 has an SSD storage medium which is better than most medium processor core notebook PCs that have been around for more than a year. Most medium processor core notebook PCs that have been on the market for around the same time as it have an HDD storage medium. Solid State Drives (SSD) store data in semiconductors on a circuit board rather than using magnetic or optical media. Solid State Drives have no moving parts which makes them very fast and reliable.
An SSD storage medium is in fact the best storage medium amongst all medium processor core notebook PCs that are a similar age to the LifeBook A555.
Amongst similar types of notebook PC the worst storage medium is HDD.
If the storage medium of this Fujitsu notebook PC is not good enough for you then you might also want to look at the Elitebook 820 G2[pl_2886802_price] (SSD), or the EliteBook 820 G2[pl_2897415_price] (SSD) both from HP.