You can go Back to Original Recovery by using the LG Mobile Updater
1. Download LG Mobile Updater (http://www.lg.com/de/support/mc-support/mobile-phone-support.jsp?countryCd=de)
2. Install Mobile Updater
3. Remove Battery from the phone and plug it to the Computer while Holding Vol-Up Button. Display should now show S/W Upgrade
4. Start the Mobile Updater, if needed install USB-Drivers
5. In the Menu of the Mobile Updater choose Customer Service -> Emergency Repair
6. Enter the IMEI of your Phone when the Updater asks for it and click Check
7. The Phone gets now reflashed. All Partitions except the Data Partition will be reflashed.
@ somboos:
i had the same problem, try other install method.
0. root device
1.download the file...
2.unzip it, then copy "recovery.img" to your optimus sdcard...
3.install android terminal emulator from market...
4.open terminal, then input this command :
su
dd if=/dev/zero of=/dev/block/mmcblk0p4
dd if=/sdcard/recovery.img of=/dev/block/mmcblk0p4
5. two files are written, finish
6. input:
reboot recovery
when i key "dd if=/dev/zero of=/dev/block/mmcblk0p4" it show error message
:write error: No space left on device
when I key "dd if=/sdcard/recovery.img of=/dev/block/mmcblk0p4" it doesn't show error message
after i key2 command above I will restart phone,right?
You can go Back to Original Recovery by using the LG Mobile Updater
1. Download LG Mobile Updater
2. Install Mobile Updater
3. Remove Battery from the phone and plug it to the Computer while Holding Vol-Up Button. Display should now show S/W Upgrade
4. Start the Mobile Updater, if needed install USB-Drivers
5. In the Menu of the Mobile Updater choose Customer Service -> Emergency Repair
6. Enter the IMEI of your Phone when the Updater asks for it and click Check
7. The Phone gets now reflashed. All Partitions except the Data Partition will be reflashed.
sorry but I can't get this sentence... what does this mean ? Need to root before flashing or flashing does it itself ?
I think he means when you click the .bat file, superuser will pop up on your phone, asking you if you'll let it gain root permission. Just press yes/agree/ok.