How would you handle a call from a customer who is furious because their technical problem hasn't been resolved after three previous calls?

Situation

In my previous BPO role, I took a call from a customer who immediately yelled that this was her fourth call about the same printer error and nobody had fixed it.

Task

I had to calm the customer down, rebuild trust, and find a permanent solution while avoiding another unhelpful transfer.

Action

I let her vent for a moment, then said, 'I hear how upset you are, and I'm going to take ownership of this until it's resolved.' I reviewed the case history, acknowledged where previous reps had gone wrong, and clearly explained the steps I would take. I then did advanced troubleshooting by remotely accessing her PC, identified a driver corruption issue, and reinstalled the driver carefully while briefing her on each step.

Result

The printer worked immediately, and the customer's tone shifted from angry to thankful. My manager later used the call recording in a coaching session on empathy and ownership.