Samsung Galaxy Note 3 Instruction Manual page 290

Locking Osaifu-Keitai function
Use "NFC/Osaifu-Keitai lock set" to restrict
Osaifu-Keitai function or services. NFC/Osaifu-
Keitai lock is different from screen lock and SIM
card lock on this terminal.
1
From the Home screen, tap "Osaifu-
Keitai"
2
"Lock Settings" → Enter a new
password → Tap "Confirm new
password" field → Enter the password
again → "OK"
• If a password is already set, "Lock
Settings" → Enter password → Tap "OK".
To unlock
"Lock Settings" → Enter password → Tap
"OK".
To change password
While unlocking, tap "Lock settings" → "PW
Change" → Enter a password → Tap "Input
password" field → Enter a new password →
Tap "Confirm new password" field → Enter
the new password again → Tap "OK".
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Application