The Android Jelly Bean 4.1 update (software version VS93021B) for Verizon LG Spectrum 2 smartphone is available now.
The update will be rolled out via FOTA push/pull, but the you will need to be connected to Wi-Fi for the actual update to download. You can choose to pull the update by going into Settings > About Phone > Software Update.
For those who wish to download the official stock ROM (Android Jelly Bean 4.1,VS93021B) for Verizon Wireless LG Spectrum 2, Here is the direct download link:
Download Firmware: VS93021B_05.S21B_05.P58017.R5.cab
You may need to convert the .cab file to .kdz file, so that you can use the LG KDZ flashing tools software to flash the ROM onto your Verizon Wireless LG Spectrum 2.