To disable or change PIN
1Touch the Home button →Menu button →Settings→ Location & security→Change screen lock, or
touch the Launcher button →Settings icon →
Location & security→Change screen lock.
2Enter the PIN you have enabled.
3Select None to disable the PIN; select PIN to change PIN.
Protect Your Device Data With a Password
1Touch the Home button →Menu button →Settings→ Location & security→Set up screen lock→Password, or
touch the Launcher button →Settings icon →
Location & security→Set up screen lock→Password.
2On the Choose your password page that appears, enter a password in the text box. A valid password consists of at least 4 characters and contains at least one letter.
3Touch OK to proceed.
4Enter the password again to confirm.
5Touch OK.
To disable or change the password
1Touch the Home button →Menu button →Settings→ Location & security→Change screen lock, or
touch the Launcher button →Settings icon →
Location & security→Change screen lock.
2Enter the password you have enabled.
3Select None to disable the PIN; select Password to change the password.
Protecting Your Dell™ Streak