[Optimus 7 Windows Phone 7 Development] nasirahmed:
Firmwares

LG E900

CZECH

DZ_LG-E900AT-00-V11b-CZE-XXX-AUG-17-2011+0.zip

EGYPT

LG-E900AT-00-V10a-602-XXX-NOV-09-2010+0_DZ.zip

EUROPE OPEN

DZ_LG-E900AT-00-V11h-NEU-XXX-DEC-27-2011+0.zip

FRANCE

DZ_LG-E900AT-00-V11b-208-XXX-AUG-17-2011+0.zip

GREECE

DZ_LG-E900AT-00-V11h-202-XXX-DEC-27-2011+0.zip

GERMANY

DZ_LG-E900AT-00-V11h-262-XXX-DEC-27-2011+0.zip

HONG KONG

LG-E900AT-00-V10d-HKG-XXX-DEC-20-2011+0_DZ.zip

HUNGARY

DZ_LG-E900AT-00-V11i-HUN-XXX-JAN-27-2012+0.zip

TIM ITALY

DZ_LG-E900AT-00-V10b-222-01-AUG-16-2011+0.zip

M-TEL BULGARIA

LG-E900AT-01-V10p-284-01-SEP-02-2011+0_DZ.zip

NETHERLANDS

DZ_LG-E900AT-00-V11d-NLD-XXX-SEP-23-2011+0.zip

OPTUS AUSTRALIA

LG-E900AT-00-V10e-OPT-AU-OCT-25-2011+0_DZ.zip

OPTIMUS PORTUGAL

LG-E900AT-00-V10d-268-FFF-AUG-15-2011+0_DZ.zip

ORANGE FRANCE

LG-E900AT-01-V10n-208-01-JAN-16-2012+0_DZ.zip

ORANGE UK

LG-E900AT-01-V10j-234-33-AUG-12-2011+0_DZ.zip

POLAND

DZ_LG-E900AT-00-V11h-260-XXX-DEC-27-2011+0.zip

ROMANIA

LG-E900AT-00-V10d-226-XXX-AUG-18-2011+0_DZ.zip

SPAIN

DZ_LG-E900AT-00-V11h-214-XXX-DEC-27-2011+0.zip

SLOVENIA

DZ_LG-E900AT-00-V11h-293-XXX-DEC-27-2011+0.zip

SINGAPORE, TELECOM CONCEPTS INC PHILIPINES

LG-E900AT-00-V10g-SEA-XXX-DEC-20-2011+0_DZ.zip

SWITZERLAND

DZ_LG-E900AT-00-V11h-SWS-XXX-DEC-27-2011+0.zip

SWISSCOM

LG-E900AT-00-V10p-228-01-SEP-02-2011+0_DZ.zip

SINGTEL SINGAPORE

LG-E900AT-00-V10d-STL-SG-DEC-20-2011+0_DZ.zip

STARHUB SINGAPORE

LG-E900AT-00-V10c-STH-SG-DEC-20-2011+0_DZ.zip

TURKEY

LG-E900AT-00-V10d-286-XXX-DEC-20-2011+0_DZ.zip

TELEFONICA SPAIN

DZ_LG-E900AT-01-V10h-214-07-SEP-30-2011+0.zip

UNITED KINGDOM

LG-E900AT-00-V10a-GBR-XXX-FEB-16-2011+0_DZsigned.zip

VIP CROATIA

LG-E900AT-01-V10p-219-10-SEP-02-2011+0_DZ.zip

VODAFONE PORTUGAL

LG-E900AT-01-V10p-268-01-SEP-02-2011+0_dz.zip

VODAFONE ROMANIA

LG-E900AT-01-V10p-226-01-SEP-02-2011+0_DZ.zip

VODAFONE GERMANY

LG-E900AT-00-V10p-262-02-SEP-02-2011+0_DZ.zip

VODAFONE ITALY

LG-E900AT-00-V10p-222-10-SEP-02-2011+0_DZ.zip

VODAFONE SPAIN

LG-E900AT-01-V10p-214-01-SEP-02-2011+0_DZ.zip

VODAFONE HUNGARY

LG-E900AT-01-V10p-216-70-SEP-02-2011+0_DZ.zip

VODAFONE IRELAND

LG-E900AT-01-V10p-272-01-SEP-02-2011+0_DZ.zip

VODAFONE UK

LG-E900AT-00-V10p-234-15-SEP-02-2011+0_DZ.zip

WIND ITALY

LG-E900AT-00-V10h-222-88-AUG-27-2011+0_DZ.zip

E900h

CLARO ARGENTINA

BIN_LG-E900hAT-00-V10b-722-310-AUG-18-2011+1.zip

CLARO CHILE

BIN_LG-E900hAT-00-V10b-730-03-AUG-18-2011+0.zip

ENTEL CHILE

BIN_LG-E900hAT-00-V10b-730-01-AUG-18-2011+0.zip

PERSONAL ARGENTINA

BIN_LG-E900hAT-00-V10b-722-34-AUG-18-2011+1.zip

TELUS CANADA

LG-E900hAT-02-V10i-302-220-AUG-08-2011+0_DZ.zip

TELCEL MEXICO

LG-E900hAT-01-V10c-334-020-AUG-25-2011+0_DZ.zip

TELEFONICA ARGENTINA

BIN_LG-E900hAT-00-V10b-722-07-AUG-18-2011+1.zip

TELEFONICA CHILE

BIN_LG-E900hAT-00-V10b-730-02-NOV-16-2011+0.zip

TELEFONICA PERU

BIN_LG-E900hAT-00-V10a-716-06-AUG-18-2011+2.zip

Update Procedure

1. Downlaod LGDP2 V36 UMTS Setup and extract, go to LGDP2_31_INCLUDE_LGDP1_Setup folder and install the exe (use serial number). Now copy all the files from DOWNLOAD folder and paste on C:\DOWNLOAD (overwrite if needed).

2. Install LG United Modem Driver, connect the phone to PC through USB cable and let the drivers to be installed. USB 1.1 is recommended.

3. You'll need firmware in DZ format and the correct DLL for your model.

4. Open LGDP2_V36_UMTS from C:\DOWNLOAD, select UMTS in Division and click OK.

5. Select port (check Device Manager for LG USBModem Port number), you can set a range from easy select or select manually. Select DLL and select firmware in Downlaod Configuration. Click OK.

6. Click START in main window and connect the phone to USB cable in Emergency download mode(VOL+CAM+PWR).

*whatever you do, do at your own risk, I just shared original materials and obviously will take no responsibilty​