FOR WINDOWS:
For this, first you have to open an internet browser and then visit to cricut.com/setup.
Now, you should choose Download option. Keep in mind during the download, you will find that the screen will change.
After the download, you should double-tap on the file in the browser or in Download folder.
In case, a window opens and prompts if you trust the application, then you should choose the option to trust the application.
You will find that setup window shows installation progress.
Here, you should Sign in with your Cricut ID and password.
Then, you will find that the Design Space for Desktop icon gets added to your desktop screen.
At this point, you should right-tap on the icon and then select Pin to Taskbar.
Now, you can enjoy using Design Space for Windows.
For more details Cricut design space download