Xiaomi Redmi AC2100

Specifications§

Processor

MediaTek MT7621AT, MIPS, 880 MHz

Flash memory

128 MB NAND

RAM

128 MB DDR3

Ethernet

3 × 1G LAN + 1 × 1G WAN

Wi-Fi chip

MediaTek MT7603EN, MediaTek MT7615N

Wi-Fi 5 GHz

AC, 160MHz, 4x4, 1733MB/s

Wi-Fi 2.4 GHz

40MHz, 2x2, 300MB/s

Build features§

• FunctionalityExcept:
  Cloud services
  Components
• Factory resetWith the Reset button
• LEDsYes
• Mesh compatibilityWith original devices and clones
• Built-in storage55.2 MB, Entware can be installed

Preparing for flashing§

1. Download and unpack the firmware archive The “Download” button is in the panel under the device name.
2. Connect the router to the computer with a cable (Ethernet) Flashing over Wi-Fi is not possible.

Installing from stock firmware§

1. Install OpenWrt.

2. In LuCI (the System - Backup / Flash firmware tab), save the factory partition (also known as eeprom).

3. Open the “Set MAC” tool, load the EEPROM from the previous step and enter the MAC address from the sticker. Download the generated eeprom.bin.

4. Put the prepared EEPROM into the folder.

5. Install the kmod-mtd-rw package

6. Serve KeenBOOT-Xiaomi-Redmi-AC2100.bin for your model from the archive with HFS.exe, or copy it to the router's storage over SSH

7. Run over SSH:

   Enter one command at a time

   1. 1cd /tmp
   2. 2wget http://192.168.1.2/KeenBOOT-Xiaomi-Redmi-AC2100.bin
   3. 3insmod mtd-rw i_want_a_brick=1
   4. 4mtd unlock /dev/mtd0
   5. 5mtd write /tmp/KeenBOOT-Xiaomi-Redmi-AC2100.bin Bootloader
   6. 6reboot

8. Enter the KeenBOOT bootloader by holding the Reset button.

9. Upload Firmware, EEPROM and U-Config from the archive one by one through the web interface following the instructions.

10. Reboot into the system.

Updating the firmware§

To update, use any method for NAND memory.

Since version 5.0.7 the firmware can also be updated through the web interface.

Reverting to stock firmware§

You will need the backup saved before flashing. The steps are in the instructions for MT7621.