Neues Betriebssystem auf altem MacBook: Schritt für Schritt Anleitung (Mac OS Sequoia)

In this video, I'll guide you step-by-step through installing macOS Sequoia on a late 2013 (15") MacBook Pro using the OpenCore Legacy Patcher. Many of these older MacBooks are still perfectly usable – and with OCLP, they can be easily updated to modern macOS versions. 🔧 This video covers: – Preparation & required files – Creating an installer for macOS Sequoia – Booting & installation – Post-install patches (graphics, Wi-Fi, etc.) Here are the chapters: 00:00 Intro – Getting old Macs working again 01:01 System check: Which Mac model do I have? 02:09 Checking OpenCore Legacy Patcher compatibility 04:15 Downloading & installing the OpenCore Legacy Patcher 05:12 Downloading the macOS Installer (Sequoia) 06:00 Creating a bootable USB drive 08:17 Booting from the USB drive (Alt key) & EFI Boot) 09:02 Installing macOS Sequoia 10:04 Initial setup after installation 11:08 Installing OpenCore on the internal SSD (important!) 13:40 Checking and installing post-install root patches 15:25 Temperature check with Macs Fan Control 18:40 Removing the USB drive and final restart 19:50 Disabling the boot menu (optional) 20:10 Conclusion – Successfully running macOS Sequoia on Mac in 2012/2013 20:35 Outro and questions for the community