How to Fix [Succeed] Install macOS Catalina 10.15.7 Build 19H1715 on Samsung Ativ Book 7 Series NP730U3E-K01ID

By Ufuk Durgun
0

How to Fix [Succeed] Install macOS Catalina 10.15.7 Build 19H1715 on Samsung Ativ Book 7 Series NP730U3E-K01ID

This mini-guide provides a structural approach to troubleshoot and fix the issue.

Prerequisites

  • Confirm your hardware specifications (CPU, GPU, Motherboard).
  • Ensure you have a bootable recovery USB and backup your EFI.

Fix Steps

  1. Verify your network controller model (Intel, Broadcom, Realtek).
  2. Ensure the correct kext (e.g., AirportItlwm or BrcmPatchRAM) is loaded in your config.
  3. Clear network interfaces and reset NVRAM if changes don't apply.

Verification

  • Reboot and verify if the functionality is restored and stable under typical usage.

Original Question:

[Succeed] Install macOS Catalina 10.15.7 Build 19H1715 on Samsung Ativ Book 7 Series NP730U3E-K01ID

The Specs:

  • Motherboard : Samsung NP730U3E-K01ID
  • CPU : Intel® Core™ i5-3337U
  • iGPU : Intel HD Graphics 4000
  • RAM : 2x4GB Samsung DDR3 1600 MHz
  • Audio Codec : Realtek ALC269
  • Ethernet : Realtek RTL8168H/8111H PCI Express Gigabit Ethernet
  • WiFI/Bluetooth : Intel Centrino Advanced N-6235
  • TrackPad : Elan ETD0B00 PS2 Interface
  • USB Chipset : Intel Chipset
  • Display: Built-In Display
  • Resolution : 1920px x 1020px @ 60Hz
  • Storage : 1x Samsung MZMTE256HMHP-000 SATA SSD 256 GB
  • Bootloader : OpenCore r0.8.6
  • macOS Version : macOS Catalina 10.15.7 Build 19H1715

Confirmed Work:

  • QE/CI of Intel HD Graphics 4000
  • Internal Speaker, Internal Microphone, and Audio Jack
  • Power Management
  • All USB Ports
  • TrackPad
  • Battery Indicator
  • WiFi and Bluetooth
  • Brightness (Auto)
  • Brightness Up and Down (Auto)
  • Restart, Sleep and Shutdown
  • WebCam
  • HDMI Out
  • HDMI Audio
  • etc;

Not Worked:

  • Brightness Up and Down (Manually)
  • etc,

https://preview.redd.it/fepcjg5acku91.png?width=1920&format=png&auto=webp&s=22e7104a81a2771b3ecc79cd7c7c6223a62d9025

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https://preview.redd.it/0vp8mq6acku91.png?width=1920&format=png&auto=webp&s=7b6efd55a2d5e675941d921672219ab4df649e15

https://preview.redd.it/xkq5zh5acku91.png?width=1920&format=png&auto=webp&s=7c3775379252075bfd1b218485a38b49c7bf2347

https://preview.redd.it/77sj6w6acku91.png?width=1920&format=png&auto=webp&s=02c77a45a072cd248a13a348cc2f99805b842077

https://preview.redd.it/05vsh57acku91.png?width=1920&format=png&auto=webp&s=9210218c612b98bab567293d79fff534e2b9ed0a

https://preview.redd.it/s0gh287acku91.png?width=1920&format=png&auto=webp&s=f8609cf1ab577ec153f3fd7db7d2c294ca7e4d52

https://preview.redd.it/taxrq37acku91.png?width=1920&format=png&auto=webp&s=d552ff9832a1bc25009660cfdd93f9769fb1ae70

https://preview.redd.it/m2si847acku91.png?width=1920&format=png&auto=webp&s=4454142055fca2fe7d87a57aab00b30b05fab550

submitted by /u/tasco11
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