Prerequisit: Rooted LG OptimusV running 2.2.2 (root by Gingerbreak)
Install CWM:Install the Flash Image GUI app, to OV; Download the recovery image VM670NH_recovery.img, (works with new & old OV
screens) onto your /sdcard. Run Flash Image GUI and select 'Recovery Image' option with the file, VM670NH_recovery.img; now you have CWM installed. Download SGIII ROM CM7 2.3.7 into /sdcard, http://forums.androidcentral.com/opt...v-cm7-2-a.html, dont install anything yet. Boot OV into CWM by vol-/home/power on, make backup, navigation vol +/-/camera/backup key and prepare OV for custom ROM installation: Wipe Data/Factory Reset, wipe cache partition. Under Advanced submenu, wipe dalvik-cache. Then uner Mounts & Storage submenu, format all partitions EXCEPT /sdcard. Browse ROM.zip file and install.
Now enjoy your OV, or Samsung Galaxy III theme CM7 2.3.7, a step up from 2.2.2
Whats working: everything. Whats not working: wifi hotspot
Before: battery 'leak' under Froyo and phone gets hot, random reboot, and short battery life after: it becomes a Samsung Galaxy III them CM7 2.3.7. None of the above problem recur.