So, let’s take a look at the major file systems and hopefully, you can figure out the best solution for formatting your USB drive. But it can be confusing understanding what devices and operating systems supports which file systems-especially when all you want to do is transfer some files or keep your collection readable by all the devices you use. The most common file systems are FAT32, exFAT, and NTFS on Windows, APFS and HFS+ on macOS, and EXT on Linux-though you may run into others on occasion.