What does fat32 format mean?

fat32 format refers to the file allocation table, which is a disk file management method that uses 32-bit binary number record management. FAT refers to the abbreviation of file allocation table (File Allocation table); the advantage of fat32 format is stability It has good compatibility, is fully compatible with Win 9X and previous versions, and is easy to maintain.

#The operating environment of this tutorial: Windows 10 system, Dell G3 computer.

What does fat32 format mean?

FAT is the abbreviation of File Allocation table (File Allocation table). FAT32 refers to the file allocation table, which is a disk file management method that uses 32-bit binary number record management. Because the core of the FAT class file system It is the file allocation table, from which the name comes. FAT32 is developed from FAT and FAT16. It has the advantages of good stability and compatibility, is fully compatible with Win 9X and previous versions, and is easy to maintain. The disadvantage is that it has poor security and can only support a maximum partition of 32GB, and a single file can only support a maximum of 4GB.

Related expansion introduction:

The difference between FAT32, NTFS and exFAT

##1. FAT32 format:

This format is a file system that will be pre-installed on any USB storage device , a traditional file format on the Windows platform, with good compatibility. However, "God" is still fair. If he opens this window for you, he will inevitably close another door. Even though the FAT32 format has good compatibility, it does not support files larger than 4GB, so there will be helplessness for many image files or large video files.

Summary in one sentence: FAT32 format has good compatibility, but does not support files above 4GB

2. NTFS format:

As mentioned earlier, the FAT32 format is the traditional file format of the Windows platform, while the NTFS format is the most widely used file format on the Windows platform.

Its advantage is that it can support large-capacity files and very large partitions, and it integrates many advanced technologies, including long file names, compressed partitions, data protection and recovery, etc. But no one is perfect, and everything is the same. So what's wrong with the NTFS format?

The only difference is that it will shorten the life of the flash memory. Why? Do you know that the NTFS format is designed for mechanical hard drives. It will record the read and write operations of the hard drive in detail. The number of read and write operations of the flash memory chip is limited. If this format is used, it will cause a great burden on the flash memory. and harm. Can a vulnerable person last long after his or her heart is broken? What's more, it's a USB flash drive!

Summary in one sentence: NTFS format supports large-capacity files and oversized partitions, but it is harmful to flash drive chips

3. exFAT format

Although FAT32 is the traditional file format and NTFS is the most widespread, Lao Maotao can tell you: exFAT format is the most suitable for U The file format of the USB flash drive is a file system specially designed by Microsoft for flash memory devices. It is one of the best choices for mobile devices such as USB flash drives.

Note: SSD and U disk are both flash drives, but it is better to use NTFS format for SSD!

The advantage of the exFAT format is that it can enhance the interoperability between desktops or notebooks and mobile devices, up to 65536 files in the same directory, and supports access control. In addition, the remaining space allocation table improves the space allocation row .

Summary in one sentence: exFAT format is the most suitable for U disk

When reinstalling the system from a USB flash drive, our first priority is to create a USB boot disk. Friends who often tinker with the system know that we need to select the mode and format of the USB flash drive before making it. The mode is divided into 2 Types: USB-HDD and USB-ZIP; the formats are divided into 3 types, which are mentioned above.

If you want to make the U disk as a boot disk, you can usually use it as a U disk. Acts as a repair disk to maintain the operating system in an emergency.

USB-HDD mode: USB-HDD hard disk emulation mode. This mode has high compatibility and is suitable for new models. However, some computers that only support USB-ZIP mode cannot start. Generally, a U disk is made. Select this mode for the boot disk.
USB-ZIP mode: Large-capacity floppy disk emulation mode. This mode is the only optional mode on some older computers, but it has poor compatibility for most new computers, especially large-capacity ones above 2GB. U disk.

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