# icon > Reviews of Microsoft Defender for Office 365. Learn how real users rate this software's ease-of-use, functionality, overall quality and customer support. Talk to our advisors to see if Microsoft Defender for Office 365 is a good fit for you! Source: https://www.softwareadvice.com/anti-spam/microsoft-defender-for-office-365-profile/reviews --- [Home](https://www.softwareadvice.com/) / [Email Security Software](https://www.softwareadvice.com/email-security/) / [Microsoft Defender for Office 365](https://www.softwareadvice.com/anti-spam/microsoft-defender-for-office-365-profile/) / Microsoft Defender for Office 365 Reviews Software Advice offers objective insights based on verified user reviews and independent product and market research. When our advisors match you to a software provider, we may earn a referral fee. [Overview](https://www.softwareadvice.com/anti-spam/microsoft-defender-for-office-365-profile/) Reviews [Alternatives](https://www.softwareadvice.com/anti-spam/microsoft-defender-for-office-365-profile/alternatives/) # Microsoft Defender for Office 365 Reviews ## Reviews Summary ## Overall Rating 4.6 * * * ## Ratings Breakdown 5 (154) 4 (70) 3 (8) 2 (5) 1 (1) ## Secondary Ratings Ease-of-use 4.5 Customer Support 4.3 Value for money 4.5 Functionality 4.5 * * * ### Pros "It significantly reduces spam, phishing attempts, and malicious email threats while providing administrators with useful visibility into security events." "The threat detection capabilities are effective, and the integration with Microsoft 365 makes it easy to manage security policies across the organization." "It’s often praised for giving organizations confidence that inboxes are protected with real-time scanning and advanced threat intelligence." ### Cons "The one thing I don’t like the most is file syncing. While syncing files a very slow performance with file version conflicting." "Anti-impersonation systems might not always work, so don't rely on that system." "The process for logging into different devices is a bit complicated and time consuming." Filters Filter Reviews [](#product-catalog) Company Size - Self-Employed - 2-10 - 11-50 - 51-200 - 201-500 - 501-1,000 - 1,001-5,000 - 5,001-10,000 - 10,000+ Time Used - Free Trial - Less than 6 months - Less than 12 months - Less than 2 years - More than 2 years User Rating - 1 star - 2 stars - 3 stars - 4 stars - 5 stars [Clear](#product-catalog)[Show Results](#) 238 results Sort by Microsoft Defender for Office 365 Reviews, Pros and Cons - 2026 Software Advice