Test every single key. A common failure in the 13-inch model is the trackpad cable , which can cause both the trackpad and keyboard to stop responding.
Since this model is now over a decade old, you need to check these specific areas before purchasing: how to buy macbook pro 2015
2015 MacBook Pro Go to product viewer dialog for this item. is a popular move for those who want a reliable keyboard, a wide range of ports (USB-A, HDMI, SD card), and a "pro" feel without the high price of new Apple Silicon models. 🛠️ Key Buying Checklist Test every single key
These Intel-based Macs can run hot. Ask if the fans have been cleaned or the thermal paste replaced recently. 💻 13-inch vs. 15-inch Models How To Check Battery Cycles On MacBook - Full Guide is a popular move for those who want
Many 2015 models suffer from the anti-reflective coating peeling off. Check for splotchy or stained-looking marks on the display.
Check the cycle count in the System Report (Apple Menu > About This Mac > System Report > Power). Apple rates these for 1,000 cycles . Look for "Normal" condition; if it says "Service Recommended," factor in the cost of a replacement.