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WRT1900ACS Downloads

The hardware version is located beside or beneath the model number and is labeled version, ver. or V.  If there is no version number beside the model number on your Linksys product, the device is version 1.  If you still have trouble finding your version number, see the complete article to learn more.


Select your version:

Version 2.0

Firmware 

Ver. 2.0.2.188405
Latest Date:  5/15/2018
Download 31.5 MB 

Release Notes

IMPORTANT:  The WRT1900ACS v2 firmware is not compatible with the WRT1900ACS v1. 

Version 1.0

Firmware 

Ver. 1.0.3.187766
Latest Date:  4/20/2018
Download 31.6 MB

Release Notes

IMPORTANT:  The WRT1900ACS v1 firmware is not compatible with the WRT1900ACS v2.

NOTE:  After downloading the firmware, you need to load the file to your router to improve its functionality.  For instructions on how to update the firmware of your Linksys Smart Wi-Fi Router, click here.

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