long range fpv setup

I am new to drones and I have only flown the Skyviper from walmart till date. I hear that to get a good video signal we need to use a specific radio frequency on the video transmitter and receiver instead of the WiFi. To this effect I wanted to know if I can upgrade the video and drone radio on...

Greetings Everyone and Thank You : )) This is my first time ever posting in a forum so please leave feedback if im not doing this right. Problem: Whether im using my Quanum Fatshark Genesis V2 Goggles with FS Spironet 13DBI Patch and Makerfire Circular Polarized Antenna or a Black Pearl...