During the installation process, Alex encountered several websites offering "cracks" for AutoCAD 2021. These cracks claimed to provide a free way to activate the software, bypassing the need for a legitimate product key. However, Alex was cautious, understanding that using such methods could lead to malware infections, legal issues, and a lack of access to crucial updates and support from Autodesk.

Upon purchasing AutoCAD 2021, Alex received an email with instructions on how to download and install the software. Included in the email was crucial information about the serial number and product key, which were necessary for activating the software.

With AutoCAD 2021 properly activated, Alex enjoyed a seamless design experience. The software's latest features, such as enhanced collaboration tools, improved drawing and drafting tools, and better performance, significantly boosted productivity.