How to berak a pattern

Resetting the device via recovery mode:

1. Turn off your phone and wait a few seconds.
2. Press and hold the Volume Down and Power buttons until you see the Android logo.
3. Wait a few seconds.
4. Navigate with the volume buttons to 'Wipe data/factory reset' and confirm with the Power button.
5. Navigate to Yes and confirm with the Power button.
6. Your device will now be reset
   
   
   (Source: https://www.gomibo.ie/samsung-galaxy-m11...)