How to unlock android phone pattern lock without factory reset ?

There are a few ways to unlock an android phone pattern lock without factory reset(How to unlock android phone pattern lock without factory reset ?), but they may not work for all devices. One way is to use the Google Account Recovery feature(How to unlock android phone pattern lock without factory reset ?). This will only work if you have previously set up a Google account on your device. If you have, then you can simply enter your Google account username and password to unlock your device. Another way is to use a third-party unlocking service. There are many of these services available online, and they will usually require you to provide them with your device’s IMEI number. Once they have this, they should be able to generate a code that will unlock your device. Finally, if all else fails, you can always try a factory reset. This will erase all of your data from your device, so make sure you have a backup before proceeding.

This the last option to reset pattern password:-

1. Connect your Android phone to Your Computer.
2. Open command prompt as administrator.

3. Now in command prompt window type the following code carefully exactly as it is and then press enter.
Adb shell cd/data/com.android.providers.setting/ databases sqlit3 setting.db update system set valu=0 where name=lock pattern autolock; update system set value=0 where name=lockscreen.locked outmanently; quit
4. Now you will some screen as shown below and then you can rebot your phone and now when your will start again then try unlocking your phone using any random lock pattern and it will work pretty fine.
5. If you face any problem repeat same steps but instead of the above code try using adb shell rm/data/system/gesture.key and then press enter and now try rebooting your device to see if it works. Enjoy