You may have forgotten the password or PIN of your smartphone Android. The first thing to think about is trying to restore the device, with the consequent loss of data. The second choice is to access the phone's recovery and restore it to factory settings, but even in this case all the data on the device will be lost. It would be very interesting to know a method that can easily bypass the lock code of the device without erasing or losing stored data or settings. If you have this need, don't worry, because in this guide we'll see just this solution.
Our Dr. Ketan (XDA user) has developed a great solution for bypass PIN and password on Android devices. In the event that the device password is lost, through a zip file to flash on the phone, you can immediately bypass the screen lock. The most interesting thing about this solution is that you don't have to worry about any data loss or phone settings. Dr. Ketan's tool, it was initially thought to work only on Samsung's Galaxy devices, but after trying it on different devices, it verified that the tool could bypass the lockscreen of most Android devices without any problem.
So far this tool has been tested on Sony Xperia Z, Xperia Z1, HTC One X, HTC One, One S, Sensation XE, Desire, Desire HD, Wildfire, Wildfire S, Samsung Galaxy S4, S3, Note 2, Note 3, Tab 2 7.7 and other devices, successfully unlocking all these devices without side effects. You should try it on your device, you never know!
Now let's see how to bypass the screen lock code:
First of all it is necessary to have a recovery installed on the device such as CWM or TWRP Recovery. you can find here some of our guides on how to install them.
Download the Lock Screen Security Bypass.zip file on your computer.
Copy the downloaded zip file to the phone's SD card.
Now start the Recovery on the phone. The methods are different for different devices. For example, for HTC You can press Volume Down + Power Key and then select the recovery mode.
For Sony, turn off the device, now turn it on and, as soon as you see the Sony logo, press the Volume Up button.
For Samsung, turn off the device completely, now turn it on by pressing Volume Up + Home button + Power button.
Once you are in Recovery mode, select"Install Zip> Select ZIP from SD card> Lock Screen Security Bypass.zip> yes".
Wait for the file to flash on the device.
Once flashed, you can restart the device.
Now turn on the device.
Magically the block disappeared!
After switching on your smartphone and after performing the procedure to bypass your phone's lock code, you will notice all your data and device settings. If you have a Samsung device and you have lost your Google password, you should also read this guide to bypass the factory reset protection of Samsung devices introduced with Android Lollipop.