The standard "fastboot" method uses a PC command prompt to flash a patched boot image. The "No PC" method replaces the PC with two mobile apps:
Wait, isn't Magisk an app? Yes. But to patch the boot image, Magisk needs the original boot image from your phone. You can extract that boot image directly on the phone using terminal apps or specific backup tools—without a PC.
| Pros | Cons | | :--- | :--- | | No need for a Windows/Mac PC | Requires bootloader unlock (still needs PC for initial Mi unlock) | | Good for on-the-go patching | High risk of bootloop if version mismatch | | Learn advanced Android internals | TWRP method unreliable on newer MIUI | | Saves time after bootloader is unlocked | No "easy button" — requires terminal commands | root redmi 9a without pc patched
If you just want to remove bloatware or customize the phone:
Q: Can I use an OTG cable and a USB drive to simulate a PC? The standard "fastboot" method uses a PC command
Q: Will OTA updates work after no-PC root?
Q: Is there a one-click app for Redmi 9A root? Wait, isn't Magisk an app
Q: What about "Patched boot image from Telegram"?