RT-AX1800U

Product Support For
RT-AX1800U Find Another Model
By registering your device, you can easily manage your product warranty, get technical support and keep track of your repair status.
Register Product

    BIOS & FIRMWARE

    • Driver & Tools
    • BIOS & FIRMWARE
    Firmware
    ASUS RT-AX1800U Firmware version 3.0.0.4.386_69061
    Version 3.0.0.4.386_69061
    41.15 MB
    2023/09/15

    Fixed v6plus related issues and added support for OCN.

    Please unzip the firmware file, and then verify the checksum.
    SHA256: 61eeb0c6f3db93ab906b18f675cb3400a1a34ae13522604a364807db764f4b50

    DOWNLOAD
    SHOW MORE DESCRIPTION
    ASUS RT-AX1800U firmware version3.0.0.4.386_69021
    Version 3.0.0.4.386_69021
    41.14 MB
    2023/08/21

    New features:
    -iPhone/Android USB auto backup WAN allows you to connect your phone to the router’s USB port and use it as an internet source. Please refer to https://www.asus.com/support/FAQ/1050074/

    -DDNS transfer allows you to transfer your ASUS DDNS hostname from your original router to the new one. Please refer to https://www.asus.com/support/FAQ/1048684/

    Security updates:
    -Allowed binding DDNS to a user's account to reduce the risk of MITM attacks
    -Fixed the cfg server vulnerability.
    -Fixed lighttpd vulnerability, CVE-2023-35720.
    -Fixed several curl vulnerabilities including CVE-2023-28322, CVE-2023-28321, and CVE-2023-28319.
    -Fixed OpenSSL vulnerability, CVE-2023-0464.
    -Patched several command injection vulnerabilities.
    -Upgraded sqlighte and resolved CVE-2020-11656 / CVE-2019-19646 / CVE-2019-8457 / CVE-2020-11655 / CVE-2018-20505 / CVE-2019-16168 / CVE-2019-19645 / CVE-2020-13435 / CVE-2020-13631 / CVE-2020-13434

    Please unzip the firmware file, and then verify the checksum.
    SHA256: f88339e2ea8b9ebed6fe548818ef052a6e81c41576c3e4f89eb03deafde6e41f

    DOWNLOAD
    SHOW MORE DESCRIPTION
    ASUS RT-AX1800U Firmware version 3.0.0.4.386_69020
    Version 3.0.0.4.386_69020
    41.14 MB
    2023/08/03

    New features:
    -iPhone/Android USB auto backup WAN allows you to connect your phone to the router’s USB port and use it as an internet source. Please refer to https://www.asus.com/support/FAQ/1050074/

    -DDNS transfer allows you to transfer your ASUS DDNS hostname from your original router to the new one. Please refer to https://www.asus.com/support/FAQ/1048684/

    Security updates:
    -Allowed binding DDNS to a user's account to reduce the risk of MITM attacks
    -Fixed login password issue in specific SKU.
    -Fixed the cfg server vulnerability.
    -Fixed lighttpd vulnerability, CVE-2023-35720.
    -Fixed several curl vulnerabilities including CVE-2023-28322, CVE-2023-28321, and CVE-2023-28319.
    -Fixed OpenSSL vulnerability, CVE-2023-0464.
    -Patched several command injection vulnerabilities.
    -Upgraded sqlighte and resolved CVE-2020-11656 / CVE-2019-19646 / CVE-2019-8457 / CVE-2020-11655 / CVE-2018-20505 / CVE-2019-16168 / CVE-2019-19645 / CVE-2020-13435 / CVE-2020-13631 / CVE-2020-13434

    Please unzip the firmware file, and then verify the checksum.
    SHA256: 59c37dfa563a407808e0597460cd3ea2d07606ce8e640f89bb2f15a84a2e2b55

    DOWNLOAD
    SHOW MORE DESCRIPTION
    ASUS RT-AX1800U Firmware version 3.0.0.4.386_69019
    Version 3.0.0.4.386_69019
    41.14 MB
    2023/07/21

    New features:
    -iPhone/Android USB auto backup WAN allows you to connect your phone to the router’s USB port and use it as an internet source. Please refer to https://www.asus.com/support/FAQ/1050074/

    -DDNS transfer allows you to transfer your ASUS DDNS hostname from your original router to the new one. Please refer to https://www.asus.com/support/FAQ/1048684/

    Security updates:
    -Allowed binding DDNS to a user's account to reduce the risk of MITM attacks
    -Fixed the cfg server vulnerability.
    -Fixed lighttpd vulnerability, CVE-2023-35720.
    -Fixed several curl vulnerabilities including CVE-2023-28322, CVE-2023-28321, and CVE-2023-28319.
    -Fixed OpenSSL vulnerability, CVE-2023-0464.
    -Patched several command injection vulnerabilities.
    -Upgraded sqlighte and resolved CVE-2020-11656 / CVE-2019-19646 / CVE-2019-8457 / CVE-2020-11655 / CVE-2018-20505 / CVE-2019-16168 / CVE-2019-19645 / CVE-2020-13435 / CVE-2020-13631 / CVE-2020-13434

    Please unzip the firmware file, and then verify the checksum.
    SHA256: 3af4f36f2c22791783bd14d6b7df9614a49bca45de90b8a06d0b497deece9114

    DOWNLOAD
    SHOW MORE DESCRIPTION
    ASUS RT-AX1800U Firmware version 3.0.0.4.386.68691
    Version 3.0.0.4.386.68691
    38.85 MB
    2023/03/30

    1. Fixed an issue with changing passwords.
    2. Fixed bandwidth errors when 5GHz channel is fixed at 116.
    3. Improved security by upgrading to SHA256.
    4. Added support for disabling 11b on 2.4GHz band
    5. Improved DDNS functionality and added HE.NET
    6. Improved smart connect function.
    7. Added LED on/off feature as Aimesh node.
    8. Optimized AiMesh Topology page.
    9. Improved Aimesh stability.

    Please unzip the firmware file first then check the MD5 code.
    MD5: fd9e6ce2178a96ec7d145c4f98464971

    DOWNLOAD
    SHOW MORE DESCRIPTION
    ASUS RT-AX1800U Firmware version 3.0.0.4.386.68526
    Version 3.0.0.4.386.68526
    38.33 MB
    2023/02/07

    1.Improved JP SKU initial setup process.
    2.Improved system stability.
    3.Fixed multi-language related GUI bugs.
    4.Improved AiMesh stability.
    5.Fixed IPSec VPN related performance issue.

    Please unzip the firmware file first then check the MD5 code.
    MD5: e4866c7207666642af3fec8642f01152

    DOWNLOAD
    SHOW MORE DESCRIPTION
    ASUS RT-AX1800U Firmware version 3.0.0.4.386.68383
    Version 3.0.0.4.386.68383
    38.31 MB
    2022/12/22

    1.Improved system stability.
    2.Fixed firmware upgrade issue in the latest step of the initial setup process.
    3.Fixed web user interface display bugs after disabling wireless.

    Please unzip the firmware file first then check the MD5 code.
    MD5: 705d5cd3fc0999749c4ec163879a763f

    DOWNLOAD
    SHOW MORE DESCRIPTION
    ASUS RT-AX1800U Firmware version 3.0.0.4.386.68129
    Version 3.0.0.4.386.68129
    38.27 MB
    2022/10/21

    1. Fixed httpd error when turning off the radio.
    2. Fixed connection issue when SSID containing space and UTF8 under AiMesh or Repeater mode.
    3. Fixed IPv6 manual DNS setting bugs.
    4. Fixed UI display error of USB types.
    5. Fixed AiMesh related issue.
    6. Added new entrance for web GUI http://www.asusrouter.com.

    Please unzip the firmware file first then check the MD5 code.
    MD5: 7a480d8fa637f6412fd72ed5bf16f399

    DOWNLOAD
    SHOW MORE DESCRIPTION
    ASUS RT-AX1800U Firmware version 3.0.0.4.386.67508
    Version 3.0.0.4.386.67508
    37.77 MB
    2022/05/30

    1. Supported AiMesh function.
    2. Fixed IPTV bugs.
    3. Fixed WPA2 PSK/WPA3 PSK mix mode issues.
    4. Improved system stability.

    Please unzip the firmware file first then check the MD5 code.
    MD5: 4d2a87085ebb87aa79094795b5b667b2

    DOWNLOAD
    SHOW MORE DESCRIPTION
    Show all
    • Products certified by the Federal Communications Commission and Industry Canada will be distributed in the United States and Canada. Please visit the ASUS USA and ASUS Canada websites for information about locally available products.
    • All specifications are subject to change without notice. Please check with your supplier for exact offers. Products may not be available in all markets.
    • Specifications and features vary by model, and all images are illustrative. Please refer to specification pages for full details.
    • PCB color and bundled software versions are subject to change without notice.
    • Brand and product names mentioned are trademarks of their respective companies.
    • The terms HDMI and HDMI High-Definition Multimedia Interface, HDMI trade dress and the HDMI Logos are trademarks or registered trademarks of HDMI Licensing Administrator, Inc. in the United States and other countries.
      • The actual transfer speed of USB 3.0, 3.1, 3.2, and/or Type-C will vary depending on many factors including the processing speed of the host device, file attributes and other factors related to system configuration and your operating environment.
      • Actual data throughput and WiFi coverage will vary from network conditions and environmental factors, including the volume of network traffic, building material and construction, and network overhead, result in lower actual data throughput and wireless coverage.
      • Quoted network speeds and bandwidth based on current IEEE 802.11ac/802.11ax specifications. Actual performance may be affected by network and service provider factors, interface type, and other conditions. Connected devices must be 802.11ac/802.11ax compatible for best results.
      • WPA/WPA2 enterprise is only available on single router, is not available under AiMesh mode.
      • When traditional QoS is enabled, there will be limitations due to the actual Internet service bandwidth and different environment, and there may be a risk of speed reduction.
      • Due to the different power supply requirements on USB external hard disk and 4G/5G Modem device, to ensure that the external device can be used stably, if the USB external device exceeds the standard USB 2.0 (5V/500mA) and USB 3.1 Gen 1 (5V/900mA) power supply requirements, you need to use it with an independent external power supply.
      • If you use the product in conjunction with a third party service, you are responsible for complying with the third party provider's terms and conditions and privacy policy and are also at the risk of such use. ASUS does not provide support or guarantee continuous integration support for products that are not part of ASUS.