What should I do with U disk write protection, what should I do with U disk write protection?

From your description, you can know that your USB flash drive has been corrupted, which means that the controller program is corrupted. Generally speaking, there are two situations when the USB flash drive prompts write protection, one is that the write protection switch is turned on, and the other is that the controller program is damaged. For the write protection switch to be turned on, you only need to turn off the write protection switch.

For the write protection due to the controller program being corrupted, you must know the chip manufacturer of the USB flash drive, use the formatting tool of the original USB flash drive manufacturer to repair it, or use the mass production tool provided by the chip manufacturer to solve the problem.

With the above version, if you can't read it, it will be burned.

You can read it and fix it.

In your case, flash memory burned. It can't be fixed.

When copying, remember not to block the transmission, it is easy to burn out the flash memory. Some main control boards prevent burning, but they are very expensive and will not be used by general USB flash drive manufacturers. Kingston, SanDisk is also reluctant to use low-end cards of big brands.

The cost is about ten yuan, but it is not expensive for us. Hehe, but it's enough for the manufacturer to buy ten garbage masters.

How to remove the write protection of the USB flash drive?

It may be broken empty type.

There are 3 possible causes:

The first type: a USB flash drive with good quality, which has a write-protected switch. Make sure that the write-protect switch is turned on.

This situation is usually rare, because you have set it yourself, you can also find the switch on the U disk, turn off the write protection bucket such as guess the switch, there are few such switches on ordinary U disks. If you encounter this situation, you may wish to right-click on the USB flash drive icon on the taskbar on the USB flash drive to see if there is an entry set in the properties.

Scenario 2: The USB flash drive logic error is caused by an unknown reason, causing the system to identify the wrong file access address or lack the operation permission. The caused USB flash drive data error cannot be changed twice, or the user authority is insufficient.

The third type: the flash memory chip of the U disk is broken. To remove the write protection of the USB flash drive, you can change the read and write permissions of the USB flash drive on the computer.

1. The USB flash drive is reading and writing data, saving data, and the indicator light is flashing. Read and write data is a user-changeable read-only memory (ROM) that can be erased and reprogrammed by acting at a higher voltage than normal.

How to remove the write protection of the USB flash drive?

Hello You advanced security mode to change the attributes of the USB flash drive,Change it to read-only,See if it's okay,If it still doesn't work,Then just check the USB flash drive in the security mode,Or you can directly mass produce it。 I hope my answer is helpful to you.