1) Download the Deactivator from the link given below:


TC Deactivator 64-bithttp://downloads.imsidesign.com/Deactivator/deactivate_TC2018_x64.exe
TC Deactivator 32-bithttp://downloads.imsidesign.com/Deactivator/deactivate_TC2018_x32.exe


2) You will get a zip file in the downloads folder. Use Winrar software to extract the file by right clicking file and selecting "Extract to deactivate_TC2018_x64\"

3) A folder will be created. Open it and Run the setup file.


4) Press Clear License button


5) After pressing the button you will see the following dialogue



For performing a clean install after using Deactivator please see the link given below:

https://imsidesign.freshdesk.com/solution/articles/28000014371-clean-installation-of-turbocad-2018


You can install the program again and enter the keys provided to you on purchasing the specific variant. Correct Variant will be installed now.