Here are developer options
https://play.google.com/store/apps/details?id=net.selfip.unet.developer_options
Sent from my LG-E980 using XDA Premium 4 mobile app
Why add an app when it is there under settings (once activated)? Also that app says 4.3 support added...nothing about 4.4.
Sent from my LG-E980 using XDA Premium 4 mobile app