Microsoft Defender: Security — Versions

v1.0.8805.0103Android
Apr 7, 2026
v1.1.75270101iOS
Apr 1, 2026
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Bug fixes and Improvements
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v1.1.75040101iOS
Mar 24, 2026
```
Bug fixes and Improvements
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v1.1.74260104iOS
Mar 12, 2026
```
Bug fixes and improvements
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v1.0.8703.0101Android
Mar 12, 2026
v1.1.74260102iOS
Feb 27, 2026
```
Bug fixes and improvements
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v1.1.74100101iOS
Feb 11, 2026
```
Bug fixes and improvements
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v1.1.74050101iOS
Feb 6, 2026
```
Bug fixes and improvements
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v1.1.73270102iOS
Feb 2, 2026
```
Bug fixes and improvements
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v1.1.70290103iOS
Nov 6, 2025
```
Bug fixes and improvements
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v1.1.70230101iOS
Oct 27, 2025
```
Bug fixes and improvements
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v1.1.69250104iOS
Oct 7, 2025
```
Bug fixes and improvements
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v1.1.69250103iOS
Sep 29, 2025
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Bug fixes and improvements
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v1.1.69090106iOS
Sep 18, 2025
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Bug fixes and improvements
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v1.1.69090105iOS
Sep 10, 2025
```
Bug fixes and Improvements
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v1.1.68200103iOS
Sep 4, 2025
```
Bug fixes and Improvements
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v1.1.68140102iOS
Aug 16, 2025
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Bug fixes and improvements
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v1.1.67300101iOS
Aug 1, 2025
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Bug fixes and improvements
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v1.1.67140102iOS
Jul 17, 2025
```
Bug fixes and Improvements
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v1.1.67040101iOS
Jul 8, 2025
```
Bug fixes and Improvements
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v1.1.66120101iOS
Jun 19, 2025
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Bug fixes and improvements
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v1.1.65280104iOS
Jun 3, 2025
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Bug fixes and improvements
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v1.1.65130101iOS
May 21, 2025
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Bug fixes and improvements
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v1.1.64230101iOS
May 13, 2025
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Bug fixes and improvements
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v1.1.64070101iOS
Apr 24, 2025
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Bug fixes and Improvements
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v1.1.64030101iOS
Apr 4, 2025
```
Bug fixes and improvements
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v1.1.63310101iOS
Apr 2, 2025
```
Bug fixes and improvements
```