The next step is to make a Genius Bar appointment to get your Mac and charger checked out. If your charger cables, plug, and port all look good and you aren’t finding any other issues that could be causing an unexpected lower wattage reading, it’s possible you have a hardware-related problem. Try connecting your Mac directly to your charger. If you connect your Mac to a passthrough charging port it’s possible you aren’t getting the wattage you’re expecting. Macs that charge with a USB C cable add an extra variable in the mix: passthrough charging. Check to make sure the cable and plug connecting to your Mac is in good condition. That’s normal and could account for a discrepancy.Ī dirty or damaged charger connector or port can cause problems, too. That might be a problem, or maybe not.Īs your Mac’s battery gets closer to a full charge the electrical current feeding it decreases. Each model includes 2-4 USB-C ports for charging, accessories, and data transfer.
Let’s say your Mac’s charger is 87 Watts, but you’re seeing significantly less than that going into your laptop. Apples premium laptop comes in 13- and 16-inch screen sizes. What if My Mac’s Charger and OutPut Wattage are Different? Apple’s current 13-inch laptops ship with a 60 Watt charger. That number should be about the same, which in my case is 86 Watts. In my case, that’s 87 Watts because I have a 15-inch Touch Bar MacBook Pro. Look for Name to see the wattage your charger is rated for. System Information shows your Mac laptop charger type and wattage output
Choose Power from the column on the left.
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