A USB flash drive is a type of plug and play portable storage devices that uses flash memory and is lightweight enough to attach to a key chain. USB flash drives also are called thumb drives, jump drives, pen drives, key drives, tokens, or simply USB drives.
If your laptop is running slow, freezing or crashing, it could mean that you need a laptop memory upgrade. Operating systems, software and multimedia files keep getting bigger and hungrier, which can bog down even some of the newest computers.