my ATT fiber goes to almost zero download but my upload speeds are fine? any help would be appreciated just had it installed 3 days ago and already running into issues :(

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https://preview.redd.it/c45psiw4ilpa1.png?width=414&format=png&auto=webp&s=6bda35bd8ee250feeac3477cb8de2883a18a3b8f