Pirated versions of Bandicut often crash, fail to export videos correctly, or lack the "High-Speed Mode" which is the software's flagship feature.
I'm assuming you're looking for information on Bandicut 2025 and its serial number, as well as some deep features. Here's what I found:
To fully activate Bandicut 2025, you must obtain an official serial number from the Bandicam website How to upgrade your Perpetual License - Bandicut - Bandicam