For the issue with not being able to write to the external sd card with the new KitKat update, make the following edit:
You must be rooted. Go to /system/ect/permissions/platform.xml, and add the following line
(screenshot is from my Note 3)
Sent from my SM-N900P
You must be rooted. Go to /system/ect/permissions/platform.xml, and add the following line
Sent from my SM-N900P