Sometime we have forgot our Moblie Pattern at that time we can reset the device to resolve that problem but there is a risk of lose our data. if you want to be resolve this problem without lose your data then this Tutorial will help you.
Steps to Unlock Pattern Lock with Command Prompt
Step1. Firstly, Download & Run Android SDK Tools from Here
Step2. In Packages must check the Android SDK Platform-Tools then click on Install Packages.
Step3. Now connect your Locked Android Phone with PC using DataCable or USB.
Step4. Open folder of Android-SDK where you Install now open Platform-Tools.
Step5. Now right click on Blank space select Open command windows here. It will command Prompt, then execute commands which given below
Step6. Type adb devices and hit enter for check the connect android Phone
Step7. Now execute commands which given below
adb shell cd /data/data/com.android.providers.settings/databases sqlite3 settings.db update system set value=0 where name=’lock_pattern_autolock’; update system set value=0 where name=’lockscreen.lockedoutpermanently’; .quit
or
adb shell rm /data/system/gesture.key
Step8. After complete this process, reboot your Android phone.
After Rebooted you will see the pattern lock is disabled!!!!
Note: For this Method The USB Debugging must be Enable before Locked.