Note: If your firmware version is 2.2.1.210 or lower, you cannot update the firmware directly to v2.3.1.44. You must first update the firmware to v2.2.1.212 using the manual firmware update feature in the router web interface.  After updating the firmware to v2.2.1.212, your Orbi router reboots, and then you can update to v2.3.1.44.

New Features and Enhancements:

• Adds NETGEAR Armor support for SKUs with the RBR50 router. This includes the RBK50, RBK53, RBK50V, and RBK52W. 
• Adds customer firmware pull.   
• Expands the IP reservation function from 64 clients to 253 devices.
• Adds weak admin password checking.

Bug Fixes:

• Includes bug fixes for stability when using Ethernet backhaul in large deployments:
  • Fixes the issue there the wireless backhaul might not change to the Ethernet backhaul when an Ethernet cable is connected.
  • Reduces the time to stabilize the topology with the Ethernet backhaul.
  • Reduces the Ethernet backhaul loop that might cause kernel panic.
• Includes bug fixes for stability and performance:
  • Fixes the LAN/WAN bidirectional throughput on the DHCP mode drop issue.
  • Fixes the downstream drop issue when port forwarding is enabled.
  • Fixes the issue where some online games periodicity lag.
  • Fixes the issue where the PPPOE connection unstable 
• Fixes the issue where the client’s connection type does not display correctly on the Attached Devices page:
  • Wireless client connection displays as wired .
  • Client occasionally displays  as connected to the wrong satellite.
• Fixes multiple IPV6 issues.
• Fixes an issue related to the SSID containing special characters.
• Fixes the issue where the user might not be able to register their Orbi Voice  ,
• Fixes the email address issue on the Security Email page,
• Updates the DDNS No-IP privacy policy,
• Fixes the following security issues:
  • Roll-out NETGEAR Q4 PSV items.
  • [MR2.2][Guest Isolation] The guest client can access the GUI via an IPv6 address.

Download Link:.

RBR50 - http://www.downloads.netgear.com/files/GDC/RBK50/RBR50-V2.3.1.44.zip

RBS50 - http://www.downloads.netgear.com/files/GDC/RBK50/RBS50-V2.3.1.44.zip

Firmware Update Instructions:

To update your product’s firmware, follow the instructions in your product’s user manual. To find your user manual, visit https://www.netgear.com/support/, enter your model number in the search box, and click the Documentation button on the product page.