Thanks for your order of outlook 2016.
You should have already received your key in a previous email. If not, please note that the first 25 digits of your tracking number is your key.
Your download link:
1. Please visit setup.office.com
(Please note office.com is Microsoft website and this is the official site to download Microsoft office software)
2. Login or create your MS account
3. Enter key
4. Start download
Please use this key for only one computer or the number of computers the key is configured for you. Otherwise, the key will get blocked by Microsoft. Please use it asap.