[OpenWrt Wiki] USB存储
https://openwrt.org/zh-cn/doc/howto/usb.storage在您的OpenWrt设备上获得 基本USB支持 ; Install USB storage prerequisites as shown below ). A connected USB storage device (e.g. hard disc) can now be recognised by the system; If not already done, partition the device and create the file systems you want (see Storage on how to do this from within OpenWrt).
USB stick in OpenWrt | Hardware solutions for OpenWrt
h-wrt.com/en/doc/flashUSB stick in OpenWrt | Hardware solutions for OpenWrt USB stick in OpenWrt After connecting of the usb-hub you can use its capabilities. Connect the USB stick and copy the file system to it in order not to be dependent on the size of flash memory in the router. At the stage of configuration OpenWrt you need to install the following modules: