WRT1900AC

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Availability

Since this product is advertised on Linksys, this model is currently being manufactured.

Performance

Wireless Performance Explained

Advertised Speed of 5Ghz band

Theoretical 802.11ac speed on 5Ghz band (using 80Mhz channel, 256-QAM, 400 ns GI):

  • 3 spatial streams x 433.3 mbps/stream = 1299.9 mbps

Note

This is classified as a “Mid-Performer” 802.11ac wifi system. If higher performance is needed, consider upgrading to a “Top-Performer”. Read: What’s the fastest 802.11ac (wifi5) wifi system possible?

Security

  • WPA2-Personal (128-bit encryption)
  • WPA2-Enterprise (128-bit encryption)

Firmware Changelog

Does this support automatic firmware updates? Yes.

Tip

To stay up-to-date, make sure to enable “Automatic Firmware Upgrade” from the dashboard.

Download the latest firmware from linksys.com

2.0.8.187766 (2018-04-26)

  • 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

2.0.8.183067 (2017-08-30)

  • 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

2.0.8.177401 (2016-12-28)

  • Integrated WLAN driver drv_7.2.9.2.p9_fw_7.2.9.26
  • Integrated security fixes
  • Added a checkbox to opt-in for reliability data collection

2.0.7.167471 (2015-06-18)

  • Removed passphrase data from the sysinfo page
  • Configured auto-recovery feature to be always enabled
  • Channels 12 and 13 added to the 2.4GHz channel list for AP
  • Updated the 2.4GHz transmit power table for AU
  • The Internet LED will now light up when the Activity Lights webUI feature is toggled
  • The backup/restore feature will not overwrite device-specific data

2.0.7.166869 (2015-05-18)

  • Added support for OpenVPN
  • General bug fixes

2.0.6.166464 (2015-04-10)

  • Wireless driver updated to ver. 7.2.8.6
  • Fixed 2.4GHz connectivity issue on wireless bridge/repeater mode
  • Resolved low throughput issues for some 802.11n clients
  • Overall throughput has been improved when five or more clients are associated.

2.0.6.166357 (2015-03-16)

  • Initial release