1.Android 2.x version, plug in the power supply and connect the computer, and you can use the mass storage mode. 2. For the reasons of copyright protection, versions after Android 4.x abandoned mass storage mode and adopted MTP transmission mode, so it is impossible to have USB flash drive mode. 3. However, MPT mode can also transfer files, which can be used as a USB flash drive, but because there is no drive letter, data recovery software cannot be used to recover data. Of course. Connect the memory card to the computer with a card reader, and it can be used as a USB flash drive. It is recommended to install the original version of Microsoft system, which has the best compatibility and stability. The steps to make the U disk installation disk are as follows: 1. Download and install the installed version of Chinese cabbage, open the installed version of Chinese cabbage, insert the USB flash drive, wait for the software to successfully read the USB flash drive, and then click "Start USB flash drive with one button" to enter the next operation. 2. In the pop-up information prompt window, click "OK" to enter the next operation. As shown in the figure below. 3. Patiently wait for the Chinese cabbage to install the USB flash drive production tool to write the relevant data of Chinese cabbage into the USB flash drive. 4. After writing, click "Yes (Y)" in the pop-up information prompt window to enter the simulation computer. 5. The successful startup of the simulation computer indicates that the startup disk of the U disk of Chinese cabbage has been made successfully. Press and hold Ctrl+Alt to release the mouse, and click Close Window to finish the operation. /908 fa 0 EC 08 fa 5 13d 7 C3 F9 ea 22d 6d 55 fbb 2 FBD 93 1？ x-BCE-process = image % 2f resize % 2Cm _ lfit % 2Cw _ 600% 2Ch _ 800% 2c limit _ 1% 2f quality % 2Cq _ 85% 2f format % 2Cf _ auto