Reinstall the Sentinel Protection Installer from the official Thales site.
Dedicated graphics card with OpenGL support for smooth 3D rendering. Storage: At least 2 GB of free disk space. 2. Step-by-Step Installation Process Phase A: Preparing the Files artcam+pro+91+installation
ArtCAM 9.1 typically requires a Sentinel driver to recognize the software license (dongle). Note: For Windows 10 or 11, you must use "Compatibility Mode
Windows XP, Vista, or Windows 7 (32-bit or 64-bit). Note: For Windows 10 or 11, you must use "Compatibility Mode." Processor: 2 GHz Intel or AMD equivalent. Note: For Windows 10 or 11
When asked for the installation path, it is often best to keep the default C:\Program Files (x86)\ArtCAM Pro 9.1 for better compatibility with plugin paths. Click and wait for the progress bar to complete. Phase C: Driver & Sentinel Key Setup
Most downloads come in a .zip or .iso format. Use a tool like 7-Zip or WinRAR to extract the files to a dedicated folder on your desktop.