How to unlock/reset forgotten pattern Screen Lock on Android

 The pattern screen lock for mobile and Android tablets, which you are the only one who knows the seizure, secures the data on your device. If you have forgotten the Android unlock pattern, the only solution is, according to mobile phones, to answer the secret question or give the Google password or change the password via Android Manager or Find my Samsung mobile if it is synchronized with your Google account or Samsung. But a problem arises when the mobile internet connection is disconnected...

 

 The only solution is to reset the phone, which will effectively delete all information stored on the phone.
 You can:
 - Directly reset your Android,
 - Or access the Recovery mode of the device, navifate with volume buttons:
 > to launch a Factory Reset / Wipe data,
 > and confirm using Home or Power Button depending on the phone.

 Warning: You lose all data on the phone (not on the SIM card or SD card): Apps, Contacts (unless you are synchronizing with Google), and memory data.

 The reset method varies according to mobile models. Refer to your smartphone's user guide for instructions on performing a Hard Reset.

 Reset according phones:

 LG Optimus L: Turn off your phone, then hold 3 keys simultaneously for 10 seconds: Volume Down + Home + Power. The phone will vibrate and light up, you can release the keys. The phone will reset.
 LG G3: http://solverbase.com/w/LG_G3:_Hard_Reset_(Factory_Reset)
 LG Nexus 4: Vol Down + Power
 Samsung Galaxy S: Vol Up + Home + Power
 Samsung Galaxy S2: Vol Up + Power
 Samsung Galaxy S3: Vol Up + Home + Power
 Samsung Galaxy S4 / S4 Mini: Vol Up + Home + Power simultaneously, then release "power" when vibrating and maintaining the other two until the appearance of "Recovery" on the screen.
 Samsung Galaxy S5 / S5 Mini: Vol Up + Home + Power simultaneously, then release "power" when vibrating and maintaining the other two until the appearance of "Recovery" on the screen.
 Samsung Galaxy S6 / S6 Edge: Vol Up + Home + Power simultaneously, then release "power" when vibrating and maintaining the other two until the appearance of "Recovery" on the screen.
 OnePlus One: Vol Down + Power
 Wiko Cink Slim: Vol Down + Vol Up + Power
 Wiko Cink Peax: Vol Down + Vol Up + Power