For This video I will show you how to install and use the Pokemon Pixelmon or PixelCraft mod/addon on Minecraft Bedrock edition for all platforms and console
How to add/install shaders and Mods in Minecraft Beta game and Minecraft- Xbox One Edition in my console Xbox One X. Mods are only available on games that enable them and that's been pretty much limited to Bethesda. Which should answer your question about how to add mods to Minecraft on Xbox. Spoiler Alert; you can't. You cant.
The following mods are available for ‘one-click’ download and installation through the Modgician Mod Installer. More mods get moved over from the already easy ‘three-click’ method to the ‘one-click’ mod download and install method every day.
Demon Slayer ST Addon (1.20, 1.19) – MCPE/Bedrock Mod. Demon Slayer ST Addon (1.20, 1.19) includes a variety of nichirin swords, breaths, clothing options, quests, buildings, and kekijutsu techniques. It even allows you to choose your Oni or a Hunter path. The most exciting feature is the ability to play with your friends, as the addon has avAMhS.