How do you increase the storage capacity of a USB flash drive? Sometimes you have to deal with this problem in the most inopportune moment. When you need to copy a large quantity of information and don’t have the time to search for extra devices. A USB Flash-block can be a solution. This is a block that has both of the USB-port types. Each successively plugged-in unit adds to the total memory. You don’t have to buy one large flash-card at once, as they generally cost the same as a small computer. You can get together any memory capacity gradually. The main thing is that they are all-purpose working units and are ready for connection any time.