how do i delete contacts on my A205G
To permanently erase personal contacts on Android, you need to get a powerful eraser like this Android Data Eraser. With this software, you can truly delete any files as you wanted from your Android device with zero possibility of being recovered, including contacts. Also, this software can enable to clean up useless junk files from Android, so as to free up more precious storage space and speed your device!
Hope that helps!