Yesterday night, Apple has announced an emergency recall on 15″ Macbook Pro sold around Sept 2015 to Feb 2017. They stated that the battery is at risk of overheat. Users can bring the affected product to official repair center and other products are unaffected.
To check whether your Mac is affected,
1. Select “About This Mac”
2. Jot down the serial number if your MacBook is MacBook Pro (Retina, 15-inch, Mid 2015)
3. Enter the SN at Apple website and check if your Mac is affected.