Type the BLPL command on the command line or click on the button at the Add-ins tab ribbon to start the command.

Select as many polylines as you want to insert the blocks and press enter. A dialog box will appear, and you can set your preferences.

Choose the block you want to insert from a list that displays all the blocks in the file. Below the list, set the block scale and choose your preferred options: insert at endpoints, insert at midpoints, and align blocks with polylines.

Once you’ve set your preferences in the dialog box, press OK and the blocks will be inserted on the polylines.

The installer that was run when you downloaded this app/plugin from the Autodesk App Store will start installing the app/plugin. OR, simply double-click the downloaded installer to install the app/plugin. You may need to restart your Autodesk product to activate the app/plugin. To uninstall this plugin, 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 system application.