kamoer f4 pro

I have issues with the kamoer remote app, it just gives me a white page. My equipment is working but I can no longer do water changes since I had it on manual the last time the app worked. I sent them an email and nothing so far. any help!!!!!!!

So I am not sure what is going on, but I initially purchased my Kamoer F4 Pro September 2019; used it for about 8 months, it worked fine...but I decided I wanted the entire Neptune Ecosystem...so I parked the Kamoer F4 March 2020, placed it in its box safely . Now I am starting a new build (IM...