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Open the Windows Start menu by
clicking the Start button normally
located at the bottom left of your
screen.
Click Settings.
Click Control Panel. The Control
Panel is displayed.
Enter the current system code.
(Default setting =
0000
)
Enter the new system code twice.
Click OK.
A confirmation screen appears after a
few seconds.
Click OK.
If you see a message saying the code
change was unsuccessful, see Help
“General check”, page 48.
Click Close to close the Monitor
screen.
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Important
Before uninstalling, close any active
Internet connection and unplug the BT
On-Air USB unit from the port on your
computer.
After uninstalling the software, you will
not be able to use your BT On-Air until
you install it again.
You can use the BT On-Air Monitor
to change the base system code. (You
can also use the handset to change
the code, see page 31.)
Click the BT On-Air icon in the
system tray to open the Monitor.
Click Change system code.
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To change the system code
To uninstall BT On-Air from
your computer
Helpline
If you are experiencing difficulty, please call
the BT On-Air Helpline on 0845 300 0156.