How to root your Honda head unit and install apps freely.
How to optimize your system
Uninstall Google play services. (Honda Hack >> Install and uninstall apps >> Install apps online >> Google play services uninstaller).
Do not install too many apps, especially those that run in the background.
Kill background process to free up memory (Honda Hack -> Optimizations -> Free memory). For Civic & CR-V users, you can assign a customized key to this function (Honda Hack >> Steering wheel controls and key remapping >> Add key).
Unplug any unstable USB stick or USB cable.
Perform a factory data reset and reinstall everything again (HOME >> Settings >> System >> Detail information >> Factory data reset).