Here is a free HDRI set-up resource/guide to help Blender users, full free PDF guide and YT tutorial counterpart below, hope you find it useful :) : r/learnblender
Free HDRI with Proper Sun Brightness - BlenderNation
Free Sci-Fi Space HDRI - 3DArt
FREE Home Run Inn Pizza & Rewards for HRI Ambassadors (Must Apply + Instagram Required)