Look for a lightning bolt icon in the battery menu bar icon
Check the battery icon in the menu bar for a plug symbol
Open Control Center and view the battery status
Click the battery icon to see whether it says Charging
Check the battery percentage to see if it is increasing over time
Look for an amber or green light on the MagSafe connector
Verify that the power adapter is firmly connected to the MacBook and power source
Check System Settings or System Preferences for battery charging status
Listen for the MacBook’s charging sound if enabled
Confirm that the battery icon shows a power source connected when the charger is plugged in