The finished system does not want to be polluted, but wants to save the local area. This method is fine.
Need to download the'Win32DiskImager' software. Then create an img file locally. Create a new txt file and change the extension name.
Install the win32 software, insert the SD card that has been written to the system, and then configure it according to the following process,
When burning, it is the same as the official system burning method, but the installation process is skipped. It can be used directly.