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Find and update the software version on your LG Viper

Last Updated: Nov 23, 2015

  • Software updates may be released in stages and can take several days for delivery.
  • If prompted that an update is available, follow the onscreen instructions to complete the installation.

Check the current device software:

Manually check for updates:


Release Date

Description of Enhancements/Fixes

LS840ZVK 02/07/2013
  • Minor updates
  • Improved LTE acquisition
LS840ZVI 11/01/2012
  • Upgrade to Android 4.0 Ice Cream Sandwich
LS840ZVD 06/28/2012
  • Google security fix
  • Added Quick Memo feature
LS840ZV7 04/01/2012
  • Initial Release

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