SIGMA releases the interchangeable lens firmware version 2.00 for Canon digital cameras with Lens Aberration Correction
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Both my camera (Canon 6D mkII) and my raw processing app (Lightroom) can do "Lens aberration correction". Which should I use? - Photography Stack Exchange
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In-camera lens corrections - Canon Europe
Camera FAQ: What Does In-Camera Lens Aberration Correction Do?
EOS R10 Distortion Correction not available for RF... - Canon Community
Canon Knowledge Base - How to use Lens Peripheral Illumination / Chromatic Aberration Correction on the EOS 6D.
Camera FAQ: What Does In-Camera Lens Aberration Correction Do?