Nokia Lumia 535 Remove Security Lock by Key Combination
https://gsmfixer.blogspot.com/2015/07/nokia-lumia-535-remove-security-lock-by.html
Here is a simple way of removing security lock of Nokia Lumia 535 by key combination method. Please follow the instruction carefully and get your job done.
REMMEMBER!
Wactory reset will permanently delete all your data and customized settings,
and will remove any applications you’ve downloaded and installed. Be sure to back up
any data and files you want to keep before you do a factory reset.
Here is the step by step procedure:
1.Turn off your phone
2.Then press the Power-Button once 3.Press and Hold the Volume-Down-Button until you see the exclamation point "!" on your screen
4.You can now release all buttons
5.Press the following buttons below once in exact order:
- Volume-Up-Button
- Volume-Down-Button
- Power-Button
- Volume-Down-Button