Yealink - Set BLF Manually
To set a BLF button on the devices panel:
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Press and hold the button directly beside the phone display.
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Type: BLF
- Account ID: Line 1
- Label:
- Value: extension number, feature code or DDI
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Extension: should stay blank
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Press Save.
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The BLF button can now be used for transfers or speed dials.
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Red light - On a call
- Red flashing - Ringing
- Green light - Available