follow this steps and fix it. God bless you
Check
your connection. If your Bluetooth will not connect to your phone, it's
possible that it isn't paired or has lost its pairing with your phone. Begin by
powering off your Bluetooth by pressing the multifunction button located at the
top of the device.
On the Nokia 6555 press the center "Select" key,
located in the middle of the circular navigation keypad. This takes you to the
phone's main menu.
Use the navigation key to scroll to "Settings"
and press the center "Select" key.
Scroll to "Connectivity" and press the center
"Select" key.
Scroll to "Bluetooth" and press the "Center
select" key.
Scroll to "On" and press the center
"Select" key.
On the main Bluetooth menu, scroll to "Search audio
enhancements" and press the center "Select" key.
The phone will automatically search for available
Bluetooth devices. When you seen an icon that says "Philips SHB
1300," press the center "Select." Your phone will be paired or
reconnected to your Bluetooth.
2.
Dead Battery
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Another common and easy-to-solve Bluetooth problem is the
headset's inability to turn on. A dead battery is the likely culprit here.
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Plug your Bluetooth into the power cable that came with
it.
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Plug the power cable into a wall outlet.
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Allow your Bluetooth to charge for three hours.
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Recharging the battery will give you about seven hours of
talk time or up to 200 hours of standby time before you'll have to charge it
again