Fix Repository Does Not Have Release File Error

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Switching Kali Main Branch

check this
grep -v '#' /etc/apt/sources.list | sort -u

echo "deb http://http.kali.org/kali kali-rolling main contrib non-free non-free-firmware" | sudo tee /etc/apt/sources.list

echo "deb http://http.kali.org/kali kali-last-snapshot main contrib non-free non-free-firmware" | sudo tee /etc/apt/sources.list

sudo apt update
kali-tweaks

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Enabling Kali Additional Branches

kali-experimental
echo "deb http://http.kali.org/kali kali-experimental main contrib non-free non-free-firmware" | sudo tee /etc/apt/sources.list.d/kali-experimental.list

sudo rm /etc/apt/sources.list.d/kali-experimental.list
echo "deb http://http.kali.org/kali kali-bleeding-edge main contrib non-free non-free-firmware" | sudo tee /etc/apt/sources.list.d/kali-bleeding-edge.list
sudo rm /etc/apt/sources.list.d/kali-bleeding-edge.list