[G4 Q&A, Help & Troubleshooting] superfly86:
Ok, now I know what i Have done wrong

I've used uppercut but in uppercut it doesn't work

I have to use Clear LG UP

I attach files for people looking fot them

And here are instructions:

If you have problems with running LG UP

Download LGUP_Common zip file and extract it. Open the extracted folder and you will find a common folder. Copy the common folder to the location (C:\Program Files (x86)\LG Electronics\LGUP\model). It will help to fix LGUP can't load the model error.

How to Install LGUP Tool on PC​

Before making use of LG UP for any need of file flash, you should run the installation of the tool on the PC correctly. So catch the steps here to make sure that you are not going to miss an important step in the complete installation.

Step 01: Download LG UP zip file from the official site or our download section and go with extracting the LG UP Flash Tool on the Windows PC

Step 02: As above stated, download and install correct LG Drivers on the PC if you have not yet installed

Step 03: Take a look at the two files in the LGUP folder. Then continue with the installation of the LGUP_8994_DLL_Version_0_0_3_23.MSI. From this, you will automatically get installed several DLL files

Step 04: Once you are done the previous step, go on installing the other file LGUP_Install_Ver_1_14_3.MSI which is executable. And then, follow the screen directions to reach the installation successfully

So in several minutes, you will be done with the steps having successful LGUP Flash Tool installation on the Windows PC. Then you can now use this LG UP flash tool to install the stock firmware on your LG phone.

Flash LG Firmware on your LG Device​

As we have previously discussed, you can easily operate LG UP Flash Tool to a successful LG Flash just in the way you desire. So go through the step guide below and learn the complete manuals.

Step 1: Download Free LG UP and install the tool on the Windows PC

Step 2: Install USB drivers if you have not yet installed

Step 3: Now use a proper USB cable and connect the LG handset to the PC

Step 4: Then you should see your LG smart device listed on the LGUP tool interface if it is successfully recognized. But in case if not, you should reconnect the device until it gets successfully connected

Step 5: Now make sure the BIN file is chosen on the flash tool interface and it is directed in the File Path which is towards MM KDZ you must have downloaded in order to install on the LG Device

Step 6: The important step here is to shut down LGUP tool

Step 7: Then as the step next, launch LGUP once again where you should note that the certain MM KDZ file is showing in the file path section of the tool interface

Step 8: If done, choose the option “REFURBISH” in the flash tool interface and see whether the BIN file is selected/ ticked. Then continue with option “Start”

Step 9: Let the process steps forward and gets completed systematically. At the end of all processing, your LG device will restart. And if you are all done in the flashing process, you could unplug the device connected from the Windows PC

Step 10: Restart once again and enjoy the freshly installed firmware on your LG device