Here is the quickest way of doing it and you need to have to make sure that you have the root access on your mobile phone.
ADB Shell Access
Gaining shell access on your android mobile phone using Android Adb can be useful and handy in many situations. There are many ways in which you can gain access to command prompt – telnet, terminal, windows command prompt and recover mode.
Here is one quick way to use the Windows CMD -
- Connect your mobile phone through USB on to your Windows computer and make sure you have loaded all the drivers of the mobile phone perfectly.
- You need to download the SDK and unzip to your computer.
- Open the command prompt in your computer (Press WinKey + R and then type CMD for users in Windows 7).
- Navigate to the SDK tools folder through the command prompt, generally its ………SDK\android-sdk-windows-1.5_r3\tools.
- Type ADB devices to see the phone connection and if no devices appear, means that you haven’t installed drivers perfectly and you need to do that.
- Once it’s done you would be connected to your phone through PC and can execute adb commands.
Once you gain access to ADB then you need to follow the below steps to ensure you have increased the volume -
- Connect your phone to the computer using the USB.
- Open an adb shell session from your PC.
- Copy & Paste the below code line by line.
- Restart your phone.
mount -o rw,remount /dev/block/mtdblock3 /system
busybox cp “AudioFilter.csv” /sdcard/AudioBackUp
busybox cp “AudioPara_TMUS.csv” /sdcard/AudioBackUp
busybox cp “AudioPara4.csv” /sdcard/AudioBackUp
busybox cp “AudioPreProcess.csv” /sdcard/AudioBackUp#mkdir /sdcard/tmp
busybox cp *.csv /system/etc