I’m experiencing the issue in Version 9.0.6 as well.
The stacking parameters were B 7 3 and C 7.
For the post‑processing I used the parameters shown in the screenshot. Parameter.png

I noticed the following:
The problem occurs when you select a new image as the source and start retouching as soon ...

I’ve uploaded the files. I also noticed that the issue mainly occurs when using small brush sizes (around 10%).

Hi Catherine,
thanks for your reply.
You’re absolutely right — the sorting seems to have been the problem. Now both results are identical.
Thanks for your help,
Toto

Hi Catherine,
sorry for the delayed answer.

It is version 9.0.4 build date May 19 2026 - with 8 I don't have this issue (even with these images).

You can definitely get the stack — just send me the link where I can upload the images. Since I used the CO plugin, I will send you the raw files.

Hello Catherine,
I noticed that when doing post‑processing with the “texture only” option, some strange artifacts appear.
You can find an example image attached.
Best,
Toto

Hello Catherine,
unfortunately I had to reinstall Focus 9 again; otherwise CO didn’t recognize any version. But in the end it worked.

However, I don’t really see any speed advantage with Focus 9 — most of the time it’s slightly slower than the previous Version 8.

Additionally, I noticed that ...

Hello Catherine,
It seems to be the same issue on a Windows PC.

Hi all,
I tried to use version 9.0.4 in parallel with 8.3.11 and to integrate version 9.0.4 as a plugin in Capture One.

Unfortunately, I did not succeed, because Capture One always opens version 8. I already tried “Reinstall plugin” in the settings, but the issue still exists.

Is there a trick to ...