Hello Laurent,
Thank you for reaching out to our technical support forum. I’m sorry to hear about the trouble you’re experiencing. Rest assured, I will look into this issue for you and work to resolve it as quickly as possible.
If you could kindly provide any additional information regarding the issue, it would greatly help me investigate and address it more efficiently. For example, share two images. One with Casseopeia and one with Helix Ultimate to get the differences. Please take a screenshot and share via any platform. For example: Lightshot or Imgur
Best regards