Update htpc.md

docs/guides/htpc.md

@@ -142,7 +142,7 @@ Depending on your hardware, the [example mpv configs](/tutorials/mpv/#basic-conf
 ==- :icon-file-code: HTPC `mpv.conf` config
 
 ```properties
-### General
+#### General
 # Video
 profile=high-quality
 target-colorspace-hint
@@ -152,8 +152,9 @@ hwdec=auto-safe
 deband=no
 ontop=yes
 
-### User Specific
+#### User Specific
 gpu-api=vulkan # Only use Vulkan for NVIDIA GPUs. D3D11 is a better choice on AMD/Intel due to a few issues including HDR and general performance.
+dither-depth=8 # change to the bit depth of your display
 
 ## Audio
 # Read the Audio section for more information. Most do not need this.