How to Change Message Font Size on HTC One
Other than changing the font size for the whole Android device, you can just change message font size on HTC One, It only affect the SMS text message ...
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The default feature of Galaxy devices lets you check the duration for last call, dialed calls, received calls, and all calls for both Voice and Video calls. Do as follows to find out the time you have spent talking with your Galaxy S3 or other Samsung devices:
1. Open Phone application on your device
2. Go to Logs tab
3. Press Menu Button and then select Call Duration
4. Now all the information about call duration is shown
5. To Reset the call duration, press Menu Button and then select Reset