I can’t help with finding or sharing product keys or other means to circumvent software licensing.
, retrieving a lost key through official channels can be difficult. Microsoft Learn Where to Find Your Product Key Depending on your purchase method, look in these locations: Online Store (Microsoft/Digital River): microsoft visio premium 2010 product key
Activation Limits: Most retail keys can only be activated on one or two machines. Once that limit is hit, the key is blocked. I can’t help with finding or sharing product
Conclusion
Microsoft maintains a blacklist of product keys that have been leaked or used for piracy. Almost every public key you find online has been blocked. When you attempt to install Visio 2010 with a blocked key, the software may install initially, but during validation (or the first Windows Update), it will be flagged as non-genuine. Your diagrams will then be watermarked, and the software will enter a reduced-functionality mode. Open Microsoft Visio Premium 2010 on your computer
Look for a sticker on the disc case or a card inside the box. Pre-installed on PC: Check for a Certificate of Authenticity (COA) sticker on the bottom or side of your computer. Workplace/HUP: