New Features:

• Supports Smart Parental Controls (SPC)
• Removes the remote management feature from the router web interface (if disabled at time of update) to improve router security. 
• DHCP Option 60&61 support for ISP internet & IPTV connectivity

Enhancements:

• Singapore password requirement enhancement 

Security Fixes:

• Fixes security vulnerabilities.

For more information about security vulnerabilities, visit https://www.netgear.com/about/security/.

Bug Fixes:

• Fixes Armor activation issue 
• Fixes SPC activation issue 
• Fixes the DNS timeout issue 
• Fixes the issue where a phantom satellite appears in device list
• Fixes the issue where satellite LED ring will randomly light solid blue
• Fixes the orbilogin.net access issue when DoH (DNS over HTTPS) is enabled
• Various other bug fixes 

Download Link:

RBR840: https://www.downloads.netgear.com/files/GDC/RBK842/RBR840-V4.6.8.2.zip

RBS840: https://www.downloads.netgear.com/files/GDC/RBK842/RBS840-V4.6.8.2.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.