# Viewport extremely overexposed and colorful – looks fine in Unlit mode **URL:** \ **Category:** World Creation\ **Tags:** unreal-engine, question\ **Created:** [September 15, 2025, 5:06pm UTC](https://forums.unrealengine.com/t/viewport-extremely-overexposed-and-colorful-looks-fine-in-unlit-mode/2656841 "2025-09-15T17:06:27Z")\ **Posts on this page:** 1\ **Showing post:** 6
**Author:** ![Mind-Brain](https://d1ap1mz92jnks1.cloudfront.net/user_avatar/forums.unrealengine.com/mind-brain/32/906573_2.png) [@Mind-Brain](https://forums.unrealengine.com/u/Mind-Brain)\ **Post date:** [September 15, 2025, 10:50pm UTC](https://forums.unrealengine.com/t/viewport-extremely-overexposed-and-colorful-looks-fine-in-unlit-mode/2656841/6 "2025-09-15T22:50:09Z")
Apparently the HDRI backdrop features are great, but reviews say it’s pretty finnicky. It works great until it doesn’t. Check out this thread entry here- they have some default settings you can attempt setting it to. That being said, you don’t NEED an HDRI backdrop… But it could mean something is wrong with the skysphere. > [@HDRI backdrop reflect lower black hemisphere in UE5.5](https://forums.unrealengine.com/t/hdri-backdrop-reflect-lower-black-hemisphere-in-ue5-5/2133117/3): > > Hi, I’m having a similar issue with the HDRBackdrop in 5.5.1. I do have Lumen and Hit lighting for reflections enabled, as well as Screen Traces option on. It’s been quite inconsistent within the same projects - it usually works in the beginning, but it stops working randomly later on. I can’t say that I’m doing something specific that makes it break, but it does. Once thing I’ve done today is to change the mesh type from Dome to EnviroBox soft - the reflections came back when I did this, but… Also, just for good measure, maybe try a validation check of your engine version with the launcher! It could be a corrupted file that’s not corrupted enough to cause a crash, but enough to cause a bug. --- _[View the full topic](https://forums.unrealengine.com/t/viewport-extremely-overexposed-and-colorful-looks-fine-in-unlit-mode/2656841)._