Blizzard Update Agent causes entire Internet to crash

When attempting to update any game on My internet for every device in my home drops out. I have a fresh install of Windows 11 and a fresh install of, I’ve tried uninstalling and reinstalling battlenet and adjusting download limits. I checked all my adapter settings and everything else is functioning correctly. I also tried power cycling my router. I’m connected via ethernet.

I upgraded my PC less than 24 hours ago and everything functioned fine on previous Windows 10 pc

Check this post from the stickies: Common Blizzard Application Connection Issues - #7 by Caterpepi