Macbook 13-inch mid 2009 battery has grown
What would cause the interior batteries to grow and delaminate from the cover?
The Apple Support Community will permanently close on November 20, 2026. Starting today, the site will no longer accept new posts and is available in a read-only state.
You can continue to find trusted guidance and support on the official Apple Support site.
We want to thank the community members who have contributed their time and expertise to help others with their Apple products.
The Apple Support Community will permanently close on November 20, 2026. Starting today, the site will no longer accept new posts and is available in a read-only state.
You can continue to find trusted guidance and support on the official Apple Support site.
We want to thank the community members who have contributed their time and expertise to help others with their Apple products.
What would cause the interior batteries to grow and delaminate from the cover?
Age, excessive heat, or an internal defect. Replace it before it damages your Mac.
Macbook 13-inch mid 2009 battery has grown