How to activate an Autodesk AutoCAD Mechanical 2021 key?

Redeeming an Autodesk AutoCAD Mechanical 2021 key is really simple, just follow these steps:

You need to download 1 LINK to install this software:

English:

https://edutrial.autodesk.com/NetSWDLD/2021/AMECH_PP/45741F88-45E9-4900-8207-06175D30A28B/SFX/AutoCAD_Mechanical_2021_English_Win_64bit_dlm.sfx.exe

German:

https://edutrial.autodesk.com/NetSWDLD/2021/AMECH_PP/256B9861-A224-41DB-B813-C2721A6CCAD8/SFX/AutoCAD_Mechanical_2021_German_Win_64bit_dlm.sfx.exe

Czech:

https://edutrial.autodesk.com/NetSWDLD/2021/AMECH_PP/F0052D5F-3915-4E14-965C-9835C8366757/SFX/AutoCAD_Mechanical_2021_Czech_Win_64bit_dlm.sfx.exe

Spanish:

https://edutrial.autodesk.com/NetSWDLD/2021/AMECH_PP/3B21350A-AFD7-49DE-A6F8-4D21C5613935/SFX/AutoCAD_Mechanical_2021_Spanish_Win_64bit_dlm.sfx.exe

The key is not working    

If you have activated the key according to the guide but the code appears not to work, please check what type of error message you receive and depending on it follow the appropriate instructions:  

• My key is Duplicated / Already used
• My key is Invalid
• My key is region locked / can't be activated in my country
• My key activated a different product
• My key did not activate all of the content