Originally Posted by wazowpt
How can i check those things? Help
Sorry for late response i was answering an pm
First follow that download mode thing, I will later post the fastboot way if download mode doesn't work for your own safety cause fastboot is also dangerous
If you can't enter download mode at once, Try it several times.
Download the LG usb drivers if you haven't done that yet,
Since you probably aren't gonna use the android SDK but only to use fastboot/adb download this:
To enter download mode:
How to Enter Download Mode on LG G2 (STEP BY STEP GUIDE).
1.Turn off the smartphone before beginning the step by step guide. For making this press power button from your device and then select “power off”.
2.Now, press the volume up on the device.
3.While the volume up button is holding, take the USB cable and plug in the device.
4.Now, keep the Volume up button pressed until the Download Mode is being to be displayed.
If it shows download mode read through this guide and then you can fix it without fastboot
also read through the other steps while doing it.
If you already had installed the LG usb drivers then you can skip step5
5.Now, the device will start to install some drivers, and for this action it will take around 10 minutes to complete. So, you need only to wait and to let the device to install the suitable drivers.
6.Important, when you’ll update the LG G2 device by using the Download Mode, do not remove the USB cord while the installation process is in progress as you can end up the process by bricking the device.
7.Next, you can return to the LG G2 Android OS by pressing the power button.
8.Keep pressing the power button until the LG logo will be displayed.
9.Now, you can safety disconnect the USB cable.