Installation

1. Do NOT unzip the downloaded file
2. In Blender, go to Edit → Preferences → Add-ons → Install…
3. Select the downloaded .zip file and click Install Add-on
4. Tick the checkbox next to HDRI Quick Switcher to enable it
5. Click Save Preferences to keep it active on future launches

How to Use

1. In the 3D Viewport, press N to open the N-panel
2. Click the HDRI tab on the right side
3. Click the folder icon under HDRI Folder and select the folder containing your HDRIs
4. Click any thumbnail to apply it to your scene instantly
5. Use the Rotation and Strength sliders to fine-tune your lighting