How to unlock or crack pattern lock in android?. Here, I suggested a simple method to open locked android phone without knowing the password.So If you ever lost your pasa then try this one\rbrThe main reason to set up some sort of lock screen security on your smartphone is to keep strangers (or friends) from checking out your messages or private pictures. Beyond that, you dont want anyone who dares to steal your phone to get full access to your mails, pictures or other sensitive data. But what if youre the one who cannot access your phone? You could forget your PIN or pattern, right? Or someone pranks you by setting up a lock screen pattern and just leaves you struggling with it.\rbr\rbrecho adrotatead(4, true, 0, 0);\rbrIn any case, theres quite an easy solution to this without smashing your phone against a wall (or your friends face). The only thing you need is to have Android Device Manager enabled on your device (before you locked yourself out of your phone). If you have a Samsung phone, you can also unlock your phone using your Samsung account.\rbr\rbrForgot your Android lock screen pattern, PIN or password? Heres what to do\rbrI tested the following methods using a lock screen pattern, PIN and password and was able to unlock my LG G2 with Android 4.4.2 successfully.\rbr\rbrUnlock your Android device using Android Device Manager (ADM)\rbrAs already mentioned, the following method only applies to devices that have Android Device Manager enabled.\rbr\rbrOn a computer or other mobile phone, visit: google.comandroiddevicemanager\rbrSign in using your Google login details that you also used on your locked phone.\rbrIn the ADM interface, select the device you need to unlock (if it isnt already selected).\rbrSelect ‘Lock\rbrIn the appearing window, enter a temporary password. You dont have to enter a recovery message. Now click ‘Lock again.\rbrIf it was successful, you should see a confirmation below the box with the buttons Ring, Lock and Erase.\rbrOn your phone you should now see a password field in which you should enter the temporary password. This should unlock your phone.\rbrNow, before you go on with your life, go to your phones lock screen settings and disable the temporary password.\rbrThats it!\rbrUnlock your Android lock screen pattern with your Google Login (only Android 4.4 and below)\rbrecho adrotatead(5, true, 0, 0);\rbrIf you havent updated your firmware to Android Lollipop (5.0), then theres a faster way to unlock a lock screen pattern\rbrEnter a wrong lock screen pattern five times (shouldnt be hard if you dont remember the correct one)\rbrSelect ‘Forgot Pattern\rbrNow you should be able to enter a backup PIN or your Google account login.\rbrEnter either your backup PIN or your Google login.\rbrYour phone should now be unlocked..