Downloads:
How to get into emergency mode:
Powered off the phone, press and hold volume up and connected the usb cable.
To get out of e-mode, pull battery (do not do this while flashing firmware!)
Picture of emergency mode (Thanks to dschach):
Before flashing firmware, please make sure your battery is well charged. Flashing does not charge your phone, and flashing can take up to 30 minutes.
Instructions:
If you are stuck in a bootloop, do this (it will factory reset by following this):
Quote:
Originally Posted by Sepero
Take out your battery. Put it back in. Power on your phone holding Power+Vol Down.
Source: http://androidforums.com/motion-4g-all-things-root/610609-guide-unbrick-unroot-lg-motion-4g-kdz.html
Thanks to: please thank sammyz who posted the method here.
http://androidforums.com/metropcs-t.../812531-guide-lg-optimus-f3-apps-sd-card.html
http://androidforums.com/metropcs-t-mobile-optimus-f3-all-things-root/812520-guide-howto-root-lg-optimus-f3.html
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- Choose a Firmware from here:
MetroPCS: MS65910c_00.kdz
T-Mobile: P65910b_05.kdz
VM/Sprint: Guide can be found here http://androidforums.com/virgin-mobile-optimus-f3-all-things-root/779320-unbrick-vm-sprint-f3.html
- Programs to convert and flash firmware: KDZ_FW_UPD_EN.zip
- Device drivers: LGUnitedMobileDriver_S50MAN310AP22_ML_WHQL_Ver_3.1 0.1.exe
How to get into emergency mode:
Powered off the phone, press and hold volume up and connected the usb cable.
To get out of e-mode, pull battery (do not do this while flashing firmware!)
Picture of emergency mode (Thanks to dschach):
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Before flashing firmware, please make sure your battery is well charged. Flashing does not charge your phone, and flashing can take up to 30 minutes.
Instructions:
- Install phone drivers
- Install msxml.msi
- Disable antivirus software
- If the file you downloaded ends in KDZ, skip to step 12
- Open UpTestEX_mod2_marwin.exe
- Wait for the program to open
- Look for "Encrypt cab file to kdz file"
- Click the folder icon
- Choose the location of the cab you downloaded for LGVM720 firmware
- Encrypt cab -> kdz Program will freeze up. DO NOT EXIT until program says Done!!! Otherwise it won't finish converting.
- Close program
- Open KDZ_FW_UPD.exe
- "Type" choose 3GQCT
- Choose in "Phonemode": Emergency
- Click the folder icon and choose the kdz file that UpTestEX_mod2_marwin.exe just made.
- Click Launch software update and enjoy!
If you are stuck in a bootloop, do this (it will factory reset by following this):
Quote:
Originally Posted by Sepero

Take out your battery. Put it back in. Power on your phone holding Power+Vol Down.
Source: http://androidforums.com/motion-4g-all-things-root/610609-guide-unbrick-unroot-lg-motion-4g-kdz.html
Thanks to: please thank sammyz who posted the method here.
http://androidforums.com/metropcs-t.../812531-guide-lg-optimus-f3-apps-sd-card.html
http://androidforums.com/metropcs-t-mobile-optimus-f3-all-things-root/812520-guide-howto-root-lg-optimus-f3.html
___________________________

Support my work