Guide to change individual app dpi
You will need;
1 A root level file explorer like root explorer
2 A little patience
To perform the changes
So you need to find out if the app you want to change the dpi level for is either a system or data app, to do this open your file manager and look in system/app or data/app. You need to then long press the app you want and press rename. Then copy the app name by long pressing the text and press copy, dont copy any .apk or -1 at the end of the name.
Then navigate to system folder and look for pad.prop. press the mount rw button then long press open in text editor. So now you need to remember where you found your chosen app, was it system or data? If system long press under then system header or if it was a data app look for the apps header. To paste your app name in the right place find a empty line, long press then paste. You need to add at the start of the line for your app pa.
So next at the end you need to add .dd= and then your chosen dpi level.
So for example for apex, I have it as a system app and my line in pad.prop for apex looks like
Then you need to press menu key, then save and exit. Restart your app and it should display how you want
I actually find using 220 dpi and using 4x5 grid looks better
Sent from my Paranoid Nexus