Check out this link for the video manual: https://youtu.be/sIZqEiqA15k

You can see the details in PDF file here: "C:\ProgramData\Autodesk\ApplicationPlugins\ALB_BeamRebar.bundle\Contents\Resources\Help\Alpha BIM - Beam Rebar Guideline.pdf"

or see on Slideshare: https://bit.ly/3jao9Tc 

Steps to use Beam Rebar add-in:

1. Step 1:Run this add-in then select a Single Beam or Multiple Continuously Beams. Or you can pre-select a Single Beam or Multiple Continuously Beams and then run this add-in.
2. Step 2: Set the Rebar parameters on the interface that appears afterward, including:

• • Main Bar: Top Rebar, Bottom Rebar and Side Rebar
  • Stirrup Bar
  • Additional Top Bar
  • Additional Bottom Bar
  • Rebar for Second Beam
  • Rebar for Special Stirrup

Click SETTING button to set up Rebar parameters for Beams that show different heights, anchor lengths, method Rebar.

Click SECONDARY BEAM button to select Beams as auxiliary Beams. You can see more detail in this video: https://youtu.be/sIZqEiqA15k?t=400

Click SUPPORT BEAM button to select Beams as support for Beams. You can see more detail in this video: https://youtu.be/sIZqEiqA15k?t=383

Click OK button to create Rebar for Beam.

Click CLOSE button to exit this add-in.

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.