Connect the USB cable from the OTG adapter to your Fastboot-mode Redmi 9A.
If you ever gain access to a computer (even a friend’s for 10 minutes), this is the recommended method because it offers the most stable and permanent root. root redmi 9a without pc patched
Your phone uses a boot image file to launch the operating system. You must modify this file using Magisk to grant root access. Connect the USB cable from the OTG adapter
With the stock boot.img on your internal memory, you can now use Magisk to inject root scripts into it. How to Root Any Xiaomi, Redmi, or Poco Phone root redmi 9a without pc patched
without a PC using the patched boot image method typically requires a second Android device to act as the "controller" for flashing . This is because the