Product:		Linksys WRT1900ACS V2
Classification:		Firmware Release Notes


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IMPORTANT: 
- DO NOT install this firmware on a WRT1900ACS V1 router.
- DO NOT power cycle the Router during the firmware upgrade process.

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Firmware version:	2.0.4.216955
Release date:		October 15, 2026



- Removed support for remote cloud services
- Added support for local login
- Support for 3rd-party speed services
- Fixes captive portal issue


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Firmware version:	2.0.3.201002
Release date:		May 1, 2020

- Added support for the Marvell A385 Rev. B0 chip
- General bug fixes

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Firmware version:	2.0.2.188405
Release date:		May 15, 2018

- Added support for Winbond, Micron and MXIC flash
- Modified the firmware update download directory
- General bug fixes


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Firmware version:	2.0.1.186724
Release date:		March 29, 2018

- Patched WPA2 KRACk vulnerabilities when operating in Wireless Bridge or Wireless Repeater modes
- Updated the wireless driver to drv_7.2.9.2.p11_fw_7.2.9.27
- General bug fixes


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Firmware version:	2.0.1.182461
Release date:		July 21, 2017

- Integrated fixes for security vulnerabilities related to PPPoE discovery, .cgi pages and JNAP requests.
- Fixed an issue where the wrong password was displayed in the Wireless bridge/repeater settings page
- Added DHCP Request messages to the DHCP client log
- Fixed DHCP Reservation functionality when the local network configuration is changed
- Added support for special characters and Chinese characters in the SSID name
- The Turkey time zone is moved from GMT+02 to GMT+03
- Fixed a Parental Controls bug where some devices were not properly blocked
- The ESP protocol is now supported for ingress IPv6 ESP frames
- Added support for IPv6 connections when the prefix is not 64-bit
- Added support for an IPv6 inbound UDP port for XBox
- Updated the wireless driver to drv_7.2.9.2.p9_fw_7.2.9.26


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Firmware version:	2.0.1.177097
Release date:		November 14, 2016

- Updated wireless driver
- Resolved security issues
- Resolved 5GHz disconnect issue

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Firmware version:	2.0.0.173388
Release date:		June 21, 2016

- Initial release