1. Select an item from the Selection Type dropdown:

• Active View
• By Level 
• Current Selection
• Entire Project

   if the selection was "By Level", another dropdown will display below to select a level.

2. Select a category from the category dropdown which displays all the related categories from the Selection Type value.

3. Select a parameter from the parameter name dropdown which displays all the related parameters from Category value.

4. Select a parameter filter rule. Just for info, there are two types of filter rules: (1) one for the string type and (2) another type for ElementId,

    Integer and Double. For the second type some rules such as: contains, does not contains, begins with, end with... will not be included at all.

5. Select a parameter value from the parameter value dropdown which displays all the related parameter values from the 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 8.1/10/11) and uninstall as you would any other application from your system.

Official Website - https://twentytwo.space/2020/02/09/element-selector-pro/