Running diagnostic test on Xperia Z5 Premium
You can run diagnostic test to identify the potential hardware or software issues on your Xperia Z5
Applications perform, installed software Details
How to run specific diagnostic test
From your Home screen , go to Settings -> About phone -> Diagnostics > Test .
Select the test from the list or Select Run All to perform all the tests.
Follow the instructions and tap Yes or No to confirm if a feature works.
How to View the details of Xperia Z5
On the Home Screen go to Settings > About phone > Diagnostics > Facts.
This will show all the details about your Mobile Device