Go to Microsoft365.com and sign in with a free Microsoft account (e.g., Outlook.com, Hotmail).
Here is how you can use Microsoft 365 today without a product key. 1. Use Microsoft 365 Online (Free Forever) Go to Microsoft365
If you want Office without a subscription, buy (one-time purchase, ~$150). It’s not free, but it doesn’t require a recurring fee or product key after purchase — the key is provided with the purchase. buy (one-time purchase