HP BT400 User Manual page 8

Accessibility mode
There are two available Accessibility modes for your
printer. Follow the instructions in your device user guide to
change the Accessibility mode.
● Visible to all (public/shown to all) (default)
When the printer's Accessibility setting is set to "Visible
to all", any Bluetooth device within range can discover
and use the printer. This is the default setting for your
HP device.
● Not visible (private/hidden)
When the Accessibility setting is set to "Not visible",
only sending devices that have stored the printer's
Bluetooth device address can discover and use the
printer.
Bluetooth device address
Bluetooth devices have a unique device address that
cannot be changed.
The following are general instructions for finding your
printer or all-in-one's Bluetooth device address. Consult
the documentation for your printer or all-in-one for specific
instructions.
1. Access the control panel menu and select the
Bluetooth option.
2. Select Device address and press OK to display the
Bluetooth adapter device address.
Security level
● Low (default)
6 HP bt400 Bluetooth® Wireless Printer Adapter