What should I do if Win10 UEFI does not recognize the USB flash drive

1. Before installing the system, enter the BIOS interface of the computer (Lenovo laptop: continuously press the F2 button immediately after booting up or select BIOS setup through the Novo hole after shutting down), select to the configuration page, and change the Intel RST Premium in the SATA Controller Mode option to AHCI.

2. After modifying, press the F10 key, select Yes to save and exit. Then you can enter the interface of installing the system through the boot, the SSD can be displayed normally, and the system can be reinstalled.

I'm also having this problem, when I choose to install the drive letter, there is no SSD, only a mechanical hard drive. Ready to try it your way.

PE bootstrap may have to change UEFI a bit, and mine is also this problem.

2. Enter the BIOS main interface, we move the cursor to SystemConfiguration, move the " " key to Bootoptions and press the Enter key under this interface, as shown in the figure:

4. Finally, according to the BIOS prompts, press F10 to save the settings.

What should I do if the computer does not recognize the USB flash drive.

The computer suddenly can't recognize the USB flash drive, and the USB flash drive can't be recognized, so teach you a simple solution.

Now the boot method of notebooks and brand desktops with genuine win10 is UEFI boot, and the fast boot mode is basically enabled, so there is no time to choose to start the device when it is turned on. You can access UEFI settings or choose to boot your device by pressing and holding the "Shift" key on your keyboard when you click "Restart" in the start menu, then selecting Boot on a USB flash drive in "Troubleshooting", or by going to firmware settings.

In addition, you must also ensure that your USB flash drive can only be booted in the way of UEFI booting, and there are many software for making UEFI boot USB flash drive, such as "computer store", "U Qitong" and the like.

Is it not plugged in well, or your USB flash drive is broken, and there is another point that the place where the USB flash drive is plugged in.

Make sure that the USB flash drive is good first, and try a different computer.

Solve the problem that win10 does not recognize the U disk method.

1. Right click on the start menu in the lower left corner of the win10 desktop, click "Disk Management", 2. In the disk management interface, find the location of the U disk, the general movable option and the smaller capacity of the disk is the U disk, and then right-click on the left disk, select and click Properties, 3. Then switch the tab to "Policy" in the property window, click the radio button "Better Performance" in the delete policy box, and finally confirm to save.