Some of the post FX in the game may be overdone. Unity engine FXAA is also terrible.

https://www.mediafire com/file/y6btdegc1p9k7ex/Yooka_Laylee_SMAA_ReShade.rar/file

add the dot(.)back.

Extract the archive contents to install directory.

C:\Program Files (x86)\Steam\steamapps\common\Yooka-Laylee and the Impossible Lair

If game is installed elsewhere(folder or another drive), you must edit the ReShade.ini to reflect that.

EffectSearchPaths=C:\Program Files (x86)\Steam\SteamApps\common\Yooka-Laylee and the Impossible Lair\reshade-shaders\Shaders

PresetPath=C:\Program Files (x86)\Steam\steamapps\common\YookaLaylee\YookaLaylee64.ini

TextureSearchPaths=C:\Program Files (x86)\Steam\SteamApps\common\Yooka-Laylee and the Impossible Lair\reshade-shaders\Textures

These lines.

This injected SMAA + slight sharpen smoothes edges more efficiently and preserves visual clarity.

http://helixmod.blogspot.com/2020/05/yooka-laylee-and-impossible-lair.html

Hotkeys
- F1: convergence presets (0, 3, 6, 8, 16, 27). 16 by default, except the title screen where it dynamically changes to 6.
- F2: HUD depth presets. 40% depth by default.
- F4: bloom toggle. Not disabled by default.
- F5: post process antialiasing toggle. Not disabled by default.

Helix mod to let you disable anti-Aliasing, bloom.