port forwarding rt-ac 86u

I recently upgraded an Asus RT-N66U running DD-WRT to an Asus RT-AC86U with Merlin version 386.3_2. I have a Raspberry Pi 4 as a home server with a static IP of 192.168.1.99. With DD-WRT, I was able to forward ports from the outside to the Pi so I could access it when away from home. I was...

I was having an issue with my settings for Port Forwarding on an RT-AC86U using the latest Asuswrt-Merlin firmware 386.2_4. When I add the necessary settings they simply vanish once I signoff. The only way I have found that the Port Forwarding settings will be kept is adding 0.0.0.0 in the...