Check this in google for: OS X El Capitan 10.11 (15A284) for a iso

El Capitan wurde durch Sierra 10.12, High Sierra 10.13
und die aktuelle Version, macOS 10.14 Mojave, ersetzt.

Check for OS with Macbook Pro 2019:
X 10.15.1 (2019) / X 10.15.4 (2020)

Good luck

More details are needed which notebook .software we have just misplaced glass ball ;)

hello i wanna install mac os x el cap again but i need a way to get it idc if i will have to use a distro or other way i just want to install mac os x.
pc specs in the signature usb also its compatible with 64 bit OSes

Thanks Dude! I was searching for same solution. It had described everything in detail.

Simply follow the link below and you will get answer to your question. It's quite simple to check battery health of Mac.
[url=https://www.techsguide.com/how-to-check-battery-health-on-macbook-tested-method/]https://www.techsguide.com/how-to-check-battery-health-on-macbook-tested-method/[/url]

I am going to Buy Macbook Pro 2019(Black)

Which Macbook are you going to buy?

[url]https://support.apple.com/de-de/HT201585[/url]
[url]https://www.tutonaut.de/macbook-akkuzustand-auslesen-und-richtig-einordnen/[/url]

Can anyone tell me how can I check battery health of MAC? I wanna buy used MAC from my friend. So I have to check it's battery health first. I searched on Youtube but didn't get any proper solution of it. Please tell me authentic way to check battery health of MACBook Pro. Thanks in advance.