Microsoft Defender for Business is now in preview, and will roll out gradually to customers and IT Partners who sign-up here to request it. We will onboard an initial set of customers and partners in the coming weeks and will expand the preview leading up to general availability. Note that preview will launch with an initial set of scenarios, and we will be adding capabilities regularly.

Some information in this article relates to prereleased products/services that might be substantially modified before they are commercially released. Microsoft makes no warranties, express or implied, for the information provided here.

Microsoft Defender for Business (preview) is available in preview! Participating in the preview program enables you to try out Defender for Business before it becomes generally available. The preview program is available to:

  • Microsoft partners who provide IT services to small and medium-sized businesses
  • Small and medium-sized businesses (up to 300 employees)

Sign up for the preview program

  1. Visit https://aka.ms/MDB-Preview.
  2. Select Customer or Microsoft Partner.
  3. Review and accept the terms of the Microsoft Defender for Business Preview Agreement, and then choose Next.
  4. Fill out the form with your contact information.
    • If you are a customer who is working with a Microsoft partner, in the Other box, fill in the company name of the partner. Then choose Submit.
    • If you are a Microsoft partner, make sure to indicate your partnership type and information about customers you are planning to work with.
  5. When you have finished filling out the form, choose Submit.
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What to expect after applying

We’ll review your application and make a determination. You’ll then receive an email that either includes your promo code or that explains why we’re not able to offer you the trial program at this time.

If you’re accepted, your email will contain a license code that you’ll use to activate your Defender for Business trial.


If you’re a partner, after you have been accepted into the preview program, you must have each customer complete the process described in the section, Sign up for the preview program. Make sure the customer specifies your Microsoft partner name in the Other box.

Source : Official Microsoft Brand
Editor by : BEST Antivirus KBS Team

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