[Update]
Here is the latest LG Lucid 3 Stock firmware VS87612A.KDZ
IMEI:9900026137*****
Model:LGVS876
Suffix:AVRZOP
Buyer:VRZ
Software Version:VS87612A_03
OS Version:KK
File Name:VS87612A_03.kdz
KDZ File size:1317623224
http://dl02.gdms.lge.com:5006/dn/downloader.dev?fileKey=FW91VIW232O9AWI53C031Q3/VS87612A_03.kdz
The VS87611a is no longer available for download from LG Server, But you can get it from Mega mirror.
VS87611B_01.kdz
https://mega.co.nz/#!O9YTTADI!Rt1fCO84dPoXqqFCbpi5jh31AKSmw1qtvLTspnKQaK8
VS87611A_09.kdz
https://mega.co.nz/#!2gJh2J7Q!4fKRqlzbDZbT6uSJi8ZwrYmZCegZ6ozvt5jojp-KxSE
A new software update build VS87611B for Verizon LG Lucid 3 (Model: VS876) is available now! This Update will upgrade your Lucid 3’s software to version VS87611B
Verizon LG Lucid 3 owners should receive the update via OTA starting from August 5. The Update will also be available via Verizon Upgrade Assistant Tool Starting from August 8.
If you are unable to update your software over the air you may use the Verizon Wireless Software Upgrade Assistant.
With your phone powered on, connect to your PC via the micro USB cable.
On your computer, you will be notified that your phone has been connected and an AutoPlay screen should display. Select VZW_Software_upgrade_assistant.exe to install the Verizon Wireless Software Upgrade Assistant.
VS87611B Software Update change Log:
Improve faulty touch and sensitivity
Google Security Patch
Changed the email provider list from Windows Live Hotmail to Outlook.com
Increase the size of the battery icon in the status bar
Visual Voicemail improvements
Messaging improvements
Power cycled device and it took over two minutes to start up -FIXED
Display a blank screen when closing applications – FIXED
Source: Verizon Wireless.