My MacBook 12 inch battery's capacity is significantly reduced, what can I do about that?
My MacBook 12 inch battery's capacity is significantly reduced, what can I do about that?
MacBook
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The authorized and/or official Apple service can inspect and assess the MacBook
for a battery replacement. There are some details to consider before doing so.
• Mac Service and Repair - Official Apple Support
https://support.apple.com/mac/repair/service
Were there symptoms, or reason to tell the battery is nearing end-of-life?
Indications within MacBook of battery wear, may be due to 'Cycle count'.
(A longer duration of battery life may be noticed if you use portable Mac
on AC power adapter; since it cannot overcharge, if it's maintained thus.)
Cost estimates for battery replacement service are noted in above article.
And the article suggests a few things to check. Those, within blue color
text links to additional Support articles. Other troubleshooting ideas &
methods could be suggested, should you have additional questions.
• Determine battery 'cycle count' for Mac notebooks - Apple Support
https://support.apple.com/en-ca/HT201585
"Once the cycle count is reached, a replacement battery is recommended
to maintain performance. ~ You can use your battery after it reaches its
maximum cycle count.. you might notice a reduction in your battery life."