Mi Router 4A ROM Update

Mi Router 4A

Stable firmware for Mi Router 4A (codename R4AC) is downloaded for free from the official Xiaomi website — miwifi.com. We don’t make any changes to the original links, and we don’t keep the flash files and updates. This is stock ROMs.

You can download the latest version 2.18.58 and new updates for the Wi-Fi router below.

China 2.18.500

Latest version of the stable Chinese firmware for Mi Router 4A by Xiaomi.

2.18.500 ROM

Release date
File size
10.61 MB
Official Link
Download (.bin)
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Read the reviews on the 4PDA or XDA Developers websites before installing new software updates. If you downloaded the flash file or latest update, installed and encountered operation problems, please write about it in the comment section.

What IP address does Mi Router 4A have?

Mi router IP address is The internal administration interface Mi Router 4A is also available at www.miwifi.com.

How to reset Mi Router 4A?

Press and hold the Reset button on the back of the router for 8 seconds. Resetting will not erase any personal data on the hard disk, but will reset all configuration information Mi Router 4A, including password.

Add a comment

  1. Alvaro

    O wifi 5 ghz tem um bug, quando terá atualização do firmware global?

    1. Yaroslav

      Ainda não há informações. Fique atento aos anúncios da Xiaomi.

    2. Yaroslav

      Apenas a Xiaomi tem informações sobre as atualizações.

  2. Zack

    I need a r4ac english firmware.

  3. aopu

    Global Firmware please

    1. Yaroslav

      There’s only China ROM for this device. May be there can be custom ROM of Global versions, but we works only with the official ROMs.

  4. Nelson

    No me funciona el router solo enciende y ya pero no funciona el internet que puedo hacer?

    1. Yaroslav

      Es mejor llevarlo a la reparación, ya que el problema puede ser bastante grave.

  5. Timi

    My mi wifi 4a gigabit keeps disconnecting every few seconds and reconnecting every few minutes, since the new update, what is the previous global update?

  6. Hammad

    I need global version of Mi Router 4A firmware.