Check out to get video manual: https://youtu.be/tGbyWsfbt4E

You can see details in pdf file here: "C:\ProgramData\Autodesk\ApplicationPlugins\ALB_AutoJoin.bundle\Contents\Resources\Help\Alpha BIM - AutoJoin Guideline.pdf"

A detailed guide for Auto Join add-in:

·         Priority Category: the elements of this column will have priority when joining.

·         Join with Category: the elements in this column will be cut off when joining.

·         Reverse: when this option is checked, will change the order of join priority.

·         Click icon or right-click à New Rule to add a rule for join elements.

·         Click icon or right-click à Delete selected Rules to delete selected rules.

·         Click icon or right-click à Save Rules saves the rules to the hard drive.

·         Click icon or right-click à Load Rules to load rules file from the hard drive.

·         Options:

ü  Unjoin: unjoin elements.

ü  Cut Selected Elements: all selected elements will be cut by other elements in the current view.

ü  Cut Other Elements: cut other elements in the current view by selected elements.

·     Click the OK button to confirm joining elements.

The installer that ran when you downloaded this app/plug-in from Autodesk App Store will start installing the app/plug-in. OR, simply double-click the downloaded installer to install the app/plugin. 

You may need to restart the Autodesk product to activate the app/plug-in. 

To uninstall this plug-in, exit the Autodesk product if you are currently running it, simply rerun the installer, and select the "Uninstall" button. OR, click Control Panel > Programs > Programs and Features (Windows 7/8.1/10/11) and uninstall as you would any other application from your system.