How To Download The Witcher 3
1. Please create an account or login on https://www.gog.com
2. Go to http://www.gog.com/redeem
and enter the code, press "CONTINUE".
You will see the details about the product, please press "CONTINUE" again.
3. Download and install the GOG.com downloader
4. Login to the software and get back to the product page
5. Go to https://www.gog.com/account
and look for the "Games" tab.
6. Press the box of the product you want to download.
7. Activate the GOG.com Download Mode on the right side of product menu.
8.Choose the installation package from the list and save it with the GOGDownloader.