1. download this file LGP760AT-00-V20c-EUR-MAR-25-2013+0_AP from support
2. select p760 go to firmware tab select flash phone 100% all work
Checking data...OK
Platform: LG Infineon
Connection mode: OMAP
Selected model: P760
Opening "LGP760AT-00-V20c-EUR-XXX-MAR-25-2013+0_AP.oct"...OK
Please, disconnect cable, reconnect battery, connect P999 cable (with 910k resistor)
Initializing device...OK
Writing Firmware...
Connecting to modem CPU...OK
Sending preloader...OK
Sending loader...OK
Initializing flash...OK
Writing psi.fls...OK
Writing slb.fls...OK
Writing AENEAS_FW.fls...OK
Writing L6260_SIC.fls...OK
Writing L6260_SIC-CDS.fls...OK
Connecting to application CPU...OK
Erasing gpt1...OK
Writing gpt1...OK
Erasing u-boot...OK
Writing u-boot...OK
Erasing boot...OK
Writing boot...OK
Erasing recovery...OK
Writing recovery...OK
Erasing misc...OK
Writing misc...OK
Erasing reserved...OK
Writing reserved...OK
Erasing system...OK
Writing system...OK
Erasing persist...OK
Writing persist...OK
Erasing gpt2...OK
Writing gpt2...OK
Writing firmware done!