Lumenzia v9 is fully compatible with my Dodging & Burning Master Course and Exposure Blending Master Course. None of workflows demonstrated in the courses have changed, and they more information on v9 in section 1 to help answer any questions.
Fun fact: If you’ve been using Lumenzia since v1.0, you’ve now received 1,482 (free) new features, updates, and bug fixes in total.
Note: Lumenzia v9 is fully compatible with Photoshop CS6 and current versions of CC (including PS 2021). Lumenzia is compatible with both Windows and MacOS (including Big Sur and M1 / Apple Silicon).
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Full Release Notes: https://gregbenzphotography.com/lumenzia-releasenotes