SOLVED: Recently change battery and the condition is Replace Now! - MacBook Pro 15" Unibody Mid 2010 - iFixit
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Apple Offering Free Battery Replacements for 2016-2017 MacBook Pros That Can't Charge Past 1% - MacRumors
![Will Bad CONDITION: REPLACE NOW Battery Slow Macbook Pro Air Power & SPEED (Service Soon Dead) - YouTube Will Bad CONDITION: REPLACE NOW Battery Slow Macbook Pro Air Power & SPEED (Service Soon Dead) - YouTube](https://i.ytimg.com/vi/8Tf51E2l-1w/mqdefault.jpg)
Will Bad CONDITION: REPLACE NOW Battery Slow Macbook Pro Air Power & SPEED (Service Soon Dead) - YouTube
![MacBook Air (Mid 2011) running on OS X Version 10.9.5 and system supposedly cannot be updated, so it affects it's functionality. Is there any way to update older Macs to newer OS? : MacBook Air (Mid 2011) running on OS X Version 10.9.5 and system supposedly cannot be updated, so it affects it's functionality. Is there any way to update older Macs to newer OS? :](https://preview.redd.it/wt3u9pb3rnj71.jpg?width=640&crop=smart&auto=webp&s=d78dcc912ccad433da8f18828ce0b81d9e256b8f)