What is strange about Discord is this great discrepancy between the ones that love it and the ones that hate it. If I were to guess on the reason of why that might be it would be that Discord is probably really good for the people that are constantly on it, and don't really miss any communication going in. These people have probably been there for some time so they don't feel the problem of not knowing where the past…
A couple of things I personally find disappointing in Discord: 1) No concept of isolated identities for each server (or group of servers). 2) I use Discord maybe once per week, and every time I do, I have to log in again. The phone app quietly disconnects after a week or so. 3) Hard to find messages I have been mentioned in. I think there's an "inbox" that clears itself out after X days. 4) Pollution, mostly visually…
Do you perhaps have multiple sessions of discord open at the same time? I only get the login when I accidentally open discord multiple times, otherwise I never really get asked for a login.