I have difficulties to use my product(s) even after reading the user guide; can you provide specific assistance? 11 October 2022 16:24 Updated To get assistance regarding your product functionality you can reach us via our contact form. Related articles Wrong link to registration page and Download page for user manual Dust on the sensor Where can I download new firmware, updates etc. for my device? Where can I download the information on the GRIII HDF or GRIIIx HDF camera?