This is the official Verizon wireless LG Spectrum 2 (Android 4.1.2 Jelly Bean) User Manual provided from the manufacture.
Verizon wireless has started to push the Android Jelly Bean 4.1 update (software version VS93021B) for LG Spectrum 2 (LG VS930) smartphone.
LG official also has updated the LG Spectrum 2 (LG VS930) User manual with the new features and tricks included in Android 4.1.2 jelly bean operating system.
LG Spectrum 2 (LG VS930) Users who has updated their device to Android 4.1.2 can download the LG Spectrum 2 VS930 (Android 4.1.2 Jeally Bean) User Manual from below links:
Wish this helps.