I have a mid-2012 MacBook Air, and the Service Battery alert is showing
40027
Battery warning ''Service battery"
9112
Battery service and insanely low maximum charge
62423
macbook pro absurdly small battery life
84241
How to find reason a notebook wakes up?
150571
How can I get notification when my laptop battery gets fully charged?
133792
Windows event id for battery level change
136752
Battery Popup at 25%
8769
Mac Sierra won't boot - SmartBattery: finished polling type 4
34266
MacBook Pro battery drains when connected to AC power
24342
MacBook shows flashing question mark in a folder when battery is at > 70%
65226
Low current battery monitoring
24443
Why does my iPhone power off when the battery is down to 30%?
24213
Is it bad that my MacBook Air is passing me electricity?
133933
What do I need to do to get my Mac to sleep properly?
3472
How do I check the battery's status via the terminal?
58100
Monitoring power consumption on Mac
4661
How do I set the computer to suspend when battery is critically low?