H2Testw is a free tool to verify the correct capacity of USB flash drives. There are multiple online tools that help you figure out whether you've bought a fake flash USB drive. The only way to check the real drive size is to test the USB drive before using it. As the data keeps getting overwritten, you keep losing your precious files and photos. Once the 16GB space gets filled, the controller activates an internal component to write data in the same location. So, it is possible to put in a 16GB chip and have the controller report its capacity as 64GB or more. The flash memory controller of the USB drive formats the memory chip and transfers data between digital devices.Ī fake flash USB drive misprograms the controller to indicate a bigger chip than what is actually installed.

A USB contains a flash chip that stores data, and is available in sizes 8, 16, 32, 64 and so on. When people talk of fake flash USBs they're referring to how the advertised storage capacity isn't what it really is. Next, check whether the advertised capacity is true Genuine leather USBs are soft to the touch, have a smooth texture and fold freely without losing their shape. Counterfeit leather falsely advertised as being real leather is hard and loses its shape after you bend it, assuming a convex shape. If you prefer a leather USB drive, make sure you're paying for genuine leather. USB flash drives are made of metal or hard plastic. In this post, we tell you how you can tell a quality flash drive from a fake one. And it only leads to frustration and money down the drain. It happens more often than you may imagine. You were conned into buying a fake flash USB drive. To your horror, all the files are unreadable. After copying dozens of files on it, you go back to read them. You buy a 16GB USB flash drive as a back-up to store your project files.

Fakeflashtest takes too long