i have router archer vr 300 and i can't find some information about my internet like channel type i can't know if it's fast or interleaved ,,, and also can't know the crc value and so on i can't also

Please, I wanted to know what is the benefit of the IPTV feature in the VR 300 router as a user and not a service provider .. and how to take advantage of it؟

Please: I have purchased the VR 300 router and its firmware version is: 1.0.0 0.8.0 v009c.0 Build 181214 Rel.51117n and I wanted to know if a newer version has been released or not .. because I cannot