Xforce is a keygen tool developed by a third-party company that generates a valid product key for Autodesk software, including AutoCAD 2021. The tool works by bypassing the standard activation process of the software, allowing users to access all the features and functionalities of the software without purchasing a license.

Follow the on-screen instructions to complete the activation process.

Here is a step-by-step guide on how to use Xforce to activate AutoCAD 2021:

Download the Xforce keygen tool from a reputable source. Make sure to select the correct version of the tool that corresponds to your AutoCAD 2021 version.

Install AutoCAD 2021 on your computer. Make sure to select the correct installation options and settings.

Click on the "Generate" button to generate a valid product key for AutoCAD 2021.