As D-STAR uses an older, incompatible voice codec, cross mode between DMR and D-STAR would require transcoding hardware, so it is not supported.

Probably an automatic firmware upgrade got interrupted. Please contact support at info@sharkrf.com and we'll send you a firmware file which you can upload to the device to make it work again.

What happens when you try changing reflectors?
Have you tried pressing PTT while a reflector is selected?

If the ETH LED is not lit then the openSPOT does not have a working Ethernet link. Try using another Ethernet cable, or plug into another port on your router.

Make sure you are connected to the exact same Wi-Fi network with your browser device (phone/tablet/computer), otherwise you won't be able to open the web interface.

Is the ETH LED green?

256

Do you use sharkrf.link to access the web interface?

Try setting the bandwidth to 20MHz. There can be a lot of interference even with high signal strength.

What LED color do you see on the device while it is connected to the Wi-Fi network, but you can't reach the web interface?