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Ling Hung Ho Author

Level 1

4 points

MacBook Pro 15" 2018 battery drain fast

My MacBook Pro battery drain fast, around -20%/hour, but the system shows that the battery performed normally. Does it really "normal"?

小馬 MBP 2018 15"

Posted on Jun 2, 2021 5:29 PM

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Top-ranking reply

Level 8

35,614 points

Posted on Jun 2, 2021 11:30 PM

Hi Ling Hung Ho,

Welcome to the Apple Community, where some of us do our best to help each other.

Apple has support articles online that may provide some answers

"Get help with your Mac Notebook Battery"

https:https://support.apple.com/en-au/gu

Batteries: Maximising performance:

https://www.apple.com/batteries/maximizing-performance/

Determine battery cycle count for Mac notebooks

https://support.apple.com/en-au/HT201585

About battery health management:

https://support.apple.com/en-au/HT211094?cid=mc-ols-energy_saver-article_ht211094-macos_ui-04022020

If you wish, you can also:

View energy Consumption in Activity Monitor:

https://support.apple.com/en-au/guide/activity-monitor/actmntr43697/mac

Battery Service:

https://www.apple.com/batteries/service-and-recycling/

Hope this helps

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1 reply

Top-ranking reply

Level 8

35,614 points

Jun 2, 2021 11:30 PM in response to Ling Hung Ho

Hi Ling Hung Ho,

Welcome to the Apple Community, where some of us do our best to help each other.

Apple has support articles online that may provide some answers

"Get help with your Mac Notebook Battery"

https:https://support.apple.com/en-au/gu

Batteries: Maximising performance:

https://www.apple.com/batteries/maximizing-performance/

Determine battery cycle count for Mac notebooks

https://support.apple.com/en-au/HT201585

About battery health management:

https://support.apple.com/en-au/HT211094?cid=mc-ols-energy_saver-article_ht211094-macos_ui-04022020

If you wish, you can also:

View energy Consumption in Activity Monitor:

https://support.apple.com/en-au/guide/activity-monitor/actmntr43697/mac

Battery Service:

https://www.apple.com/batteries/service-and-recycling/

Hope this helps

Reply

MacBook Pro 15" 2018 battery drain fast

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