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Yealink - Set BLF Manually

To set a BLF button on the devices panel:

  1. Press and hold the button directly beside the phone display.

  2. Type: BLF

  3. Account ID: Line 1
  4. Label:
  5. Value: extension number, feature code or DDI
  6. Extension: should stay blank

  7. Press Save.

  8. The BLF button can now be used for transfers or speed dials.

  9. Red light - On a call

  10. Red flashing - Ringing
  11. Green light - Available