Macbook Pro 15" (check battery) warning

lørdberg wrote:

hej all

Im having issues with my battery. Im using Macbook Pro 15" Mid 2015. Bought it 2019 (second hand) switched to new battery 2021 and now Im getting a check battery warning status.

I tried smc reset a few times didnt work.

I tried factory reset, it worked but then its showing up again.

Any ideas?

https://discussions.apple.com/content/attachment/f659747b-250f-4062-805d-6f49b087116e

https://discussions.apple.com/content/attachment/040daa0a-ce64-4780-a21e-f56f74712e0d

Third party batteries are a real crapshoot— if you have a warranty from whereever you bought it, see about a return policy or simply buy a new replacement and compare your resuts.

Apple typically refuse 8 year old machine but you can always call and ask

See vintage and obsolete:

Obtaining service for your Apple product after an expired warranty - Apple Support

Obtaining service for your Apple product after an expired ...

Get help with your Mac notebook battery

Learn how to optimize the life of the battery in your Mac notebook, fix battery issues, and get service.

Get help with your Mac laptop battery - Apple Support