How do I make my USB 3.0 faster?

SanDisk Ultra 256GB USB 3.0 flash drive is what I bought from the shop.

See https://forums.sandisk.com/t5/All-SanDisk-USB-Flash-Drives/SanDisk-Ultra-256GB-USB-3-0-flash-drive-is-quot-TOO-SLOW-quot/m-p/369142#M13922

Also be sure shop not selling bad/used/counterfeit drives.