Help po how to downgrade LG G4 stylus (H540) from mm to LP

[julztechno23]

Guys help po. na try ko na halos lahat ng tut na nakikita ko i use the LGUP(unknown device nalabas) the LGmobilesupporttool at LGflashtool (phone disconnected) ang problema ko po kasi hndi ma detect ng PC yung CP ko kasi po eh siguro updated na sya ng 6.0 kaya ayaw gumana ng mga drivers na dinodownload ko. ayoko na po kasi ng MM e maxadong LAG, Hindi accurate ang battery, nag fforce close ang mga apps, and one almost one month ako naka service disable na biglaan nlng sya nagkaron ng imei nang wala ako gnagawa

 

[yumiganda]

sa akin naman insufficient memory palagi sa internal memory.

naghahanap din ako ng way para ma downgrade sa lollipop

help po!

 

[rkmanahan]

sa akin naman insufficient memory palagi sa internal memory.

naghahanap din ako ng way para ma downgrade sa lollipop

help po!

anu po balita naka pag downgrade na po b kau?

 

[jhoel04]

Credits po kay master jhonhele dio dahil dito na bumalik sa stockrom ang lg g3f400L ko na hindi na magamit. Ganyan din sa akin unknown device din sa lgup tas phone disconnected din sa tools na to dahil mali po ang dll na ginamit try mo i download yung tamang dll ng version mo.

HOW TO UNBRICK/DOWNGRADE ANY LG PHONES (LGFLASHTOOL v1.x)


Setup;

1. Download and Install LG USB Drivers.
2. Download and Extract LGFlashtool v1.x.
V1.8
V1.2
3. Your TOT Firmware.

NOTE: Download nyo po yung mga files sa File Section.
Instructions;

1. Go to extracted folder, Run the Setup_LGFlashtool_1.xxx.exe.
2. After installation, do no run yet the Flashtool.
3. Go to C:\LG\LGFlashTool, replace MegaLock.dll from the extracted folder.
4. Run LGFlashTool.
5. On Model Config, check the Select Manual Mode.
6. Find and select DLL file meant for your Device.
7. On S/W box, click ADD then Find and Select your Firmware with *.tot file extension. Click Ok when done.
8. Turn Off your Phone.
9. Enter to Download Mode.
10. Connect your Phone to PC.
11. On your PC, open Device Manager.
12. Click on “Ports (COM & LPT)”
13. Double Click on LGE Mobile USB Serial Port.
14. Click the “Port Settings” and click on “Advanced”.
15. Change the “Com Port Number” to “COM41”. Then click on Ok.
16. Now, on LGFlashTool Click the Yellow Arrow Button at the top left, The Firmware install will be triggered.
17. Pag lumabas na yung “Ready”, Disconnect and Connect your USB Cable from your PC.
18. Wait until flashing is done.

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Credits po kay master jhonhele dio dahil dito na bumalik sa stockrom ang lg g3f400L ko na hindi na magamit. Ganyan din sa akin unknown device din sa lgup tas phone disconnected din sa tools na to dahil mali po ang dll na ginamit try mo i download yung tamang dll ng version mo.

HOW TO UNBRICK/DOWNGRADE ANY LG PHONES (LGFLASHTOOL v1.x)


Setup;

1. Download and Install LG USB Drivers.
2. Download and Extract LGFlashtool v1.x.
V1.8
V1.2
3. Your TOT Firmware.

NOTE: Download nyo po yung mga files sa File Section.
Instructions;

1. Go to extracted folder, Run the Setup_LGFlashtool_1.xxx.exe.
2. After installation, do no run yet the Flashtool.
3. Go to C:\LG\LGFlashTool, replace MegaLock.dll from the extracted folder.
4. Run LGFlashTool.
5. On Model Config, check the Select Manual Mode.
6. Find and select DLL file meant for your Device.
7. On S/W box, click ADD then Find and Select your Firmware with *.tot file extension. Click Ok when done.
8. Turn Off your Phone.
9. Enter to Download Mode.
10. Connect your Phone to PC.
11. On your PC, open Device Manager.
12. Click on “Ports (COM & LPT)”
13. Double Click on LGE Mobile USB Serial Port.
14. Click the “Port Settings” and click on “Advanced”.
15. Change the “Com Port Number” to “COM41”. Then click on Ok.
16. Now, on LGFlashTool Click the Yellow Arrow Button at the top left, The Firmware install will be triggered.
17. Pag lumabas na yung “Ready”, Disconnect and Connect your USB Cable from your PC.
18. Wait until flashing is done.

- - - Updated - - -

At ngayun nka fulmics rom 8.0 na ako haha