Before going through documentation chapters, thanks for purchasing Media Grid Bundle Pack and trusting LCweb!
If you already have Media Grid or its add-ons installed, remove them before installing the bundle!
Purchasing the bundle you get the whole Media Grid suite:
this is surely an advantage but systems and options amount might overwhelm you and bring to bad setups.
The best suggestion is to start checking Media Grid documentation and then move on the add-on systems you will use the most.
Here's documentations list: