Solved Macbook Only Works When Power Adapter Is Plugged In Macbook Pro 17
Chosen Solution I have a refurbished MacBook Pro that will only turn on when plugged in. It says it has 100% battery, but dies instantly if the power cable is unplugged. I have tried resetting the SMC and PRAM. I’ve included a screenshot of coconut report and the system information for the battery: Battery seems to be faulty, there are 2 values well out of standards: voltage is not supposed to be 5v....