device fragmentation
📱 CT-MAT
Official ISTQB Definition
The diversity of devices, operating systems, and configurations in the mobile ecosystem.
3 Ways to Think About It
The Quick Take
The challenge of testing across thousands of different phone models and versions.
Look Closer
Why your app needs to work on old Androids, new iPhones, and everything in between.
The Bottom Line
The headache of mobile diversity - so many devices, so many variations.
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