You don't have to. This is the most secure option: https://grapheneos.org/ https://grapheneos.org/ This is more flexible and will give you root, at the cost

You don't have to. This is the most secure option: https://grapheneos.org/ https://grapheneos.org/ This is more flexible and will give you root, at the cost of an unlocked bootloader: https://lineageos.org/ https://lineageos.org/