Update Your MI4S Smartphone to the Latest Version – MIUI 9

There’s a new update available for MI4S users! By following these easy steps, you can update your now outdated version to the most recent one – MIUI 9. With this new version, you can enjoy the new features and more responsiveness with your smartphone.Mi4s Update to miui 9

Want to Update Your Phone to MIUI 9? Follow these steps.

Before getting started on the instructions, you need to download the latest ROMs. You can obtain the MIU9 ROM and any others you need for your MI4S from this page.

Additionally, there are a few other things that you need to in order to complete this MIUI9 guide successfully. You can’t install something you don’t have, right? The software and their corresponding download links will be listed right below.

MIUnlock ver. 2.3.803.10 : Download

MIFlash: Download

TWRP: Download

Now that you’ve downloaded the necessary software, we can proceed with giving you a tutorial on how to update your MI4S to MIUI 9. Here are the steps:

  1. The very first step is to apply for unlocking permissions from MIUI.

  2. Next, you must download MIFlash and the China ROM.

  3. Enable developer options, USB debugging, and OEM unlock. You need to do this in order for MIUnlock to work.

  4. Unlock the bootloader.

  5. Run fastboot and flash TWRP Custom Recovery. Follow this guide if you are unsure how to flash TWRP.

  6. Now you have to boot into TWRP. You also will wipe partitions and create “data format”.

  7. Reboot into recovery.

  8. Install the MIUI 9 ROM.

  9. Reboot the system.


Congratulations! You have completed the necessary steps on how to update your MI4S to MIUI 9. Now you can take advantage of new features such as a new image editor, the MI Video app, and an improved version of MI Drop. You will also have an optimized phone with faster load times. Enjoy the update!