How to add a behavior pack on a Minecraft Bedrock server

Behavior packs on a Minecraft Bedrock server can enhance the gameplay experience by adding new features, modifying existing ones, or changing the behavior of mobs and items. Behavior packs can be found on websites and platforms like the official Minecraft Marketplace, community forums, or third-party modding websites. Installing behavior packs is a straightforward process that will be covered step-by-step in this guide.

Note: An FTP client is required to transfer files onto the Minecraft Bedrock server. Follow this tutorial to learn how to use an FTP client.

Note: The first method listed installs packs onto a singleplayer new world, and uploads them to the server. For existing worlds, the manual method must be used.

How to Add a Behavior Pack on a Minecraft Bedrock Server

Download the desired behavior pack and place it in an empty folder, both .mcpack and .mcaddon files are acceptable.
Launch Minecraft Bedrock and wait for the game to load.
Double-click the pack to import it to the game after loading.
Choose Play, and then Create a New World.
Adjust the world settings as desired.
Click on Resource Packs and toggle shared packs.
In Behavior Packs, activate the imported addon.
You can check which packs are activated from the Active tab.
Once finished activating all the behavior packs, Create the world.
Return to the main menu.
Hit Play.
Select the pencil icon beside the created world.
Under Game Settings, scroll to the bottom and click Export World. Export the world to a folder.
Login to the QuickHost game panel.
Stop the server
Log in to the Minecraft Bedrock server using an FTP client.
Open the words folder
Right-click and choose New Directory (or folder).
Input the world name and hit OK.
Drag and drop the .MCWORLD file from step 13 into the new folder.
Return to the QuickHost game panel.
Under server controls click File Manager.
Go to the following directory: /home/container/worlds/[World Name]
Right-click the .MCWORLD file and select Unarchive.
Go back to File Manager.
Open server.properties for editing.
On the level-name= line, change the value to the name you chose for your world.
Choose the Save Content button on the top right.
Start the server.

How to Add a Behavior Pack on a Minecraft Bedrock Server (Manual)

Download and extract a behavior pack. If the behavior pack is a .mcpack file, rename the file extension .zip and extract the file.
Right-click the manifest.json file within the behavior pack folder and choose Open with Notepad.

Note: Some behavior packs may be split into B (Behavior) and R (Resource) folders. See this guide for the resource pack folder.
Login to the QuickHost game panel.
Stop the server.
Log in to the Minecraft Bedrock server using an FTP client.
Open the behavior_packs folder.
Drag and drop the extracted behavior pack folder from step 1 into the behavior_packs folder.
Go back to the QuickHost game panel.
Under server controls click File Manager.
Find the following directory: /home/container/worlds/[World Name] and click new file.
Paste the following:

[
    {
        "pack_id" : "Paste uuid from manifest.json here"
        "version" : [ 0, 0, 0 ]
    }
]
Replace the pack_id values with the uuid from the manifest.json file in step 2.
Replace the version values with the version numbers from the manifest.json file in step 2.
Click Create File on the top right and name the file world_behavior_packs.json and click Create File.
Start the server.