

It will appear as EFI on Install macOS Catalina


Download the Install macOS Catalina app from the App Store.– Startup > UEFI/Legacy Boot > UEFI Only – CSM Support > No – Config > Serial ATA (SATA) > SATA Controller Mode Option > AHCI – Config > Display > Graphics Device > Integrated Graphics (only necessary on units with NVIDIA Optimus) – Restart > Load Setup Defaults – OS Optimized Defaults > Disabled Press F1 at startup to adjust the BIOS settings as follows:.Optional: Use the 1vyrain process to flash a modified BIOS to remove the WiFi whitelist and enable additional advanced settings Install the latest version of the official T430s BIOS available from Lenovo here.Please use our contact form if you find anything that isn’t accurate.See the guide here to dual-boot macOS and Windows.Various other Mini PCIe and USB Wi-Fi adapters compatible with macOS are listed here.Use the 1vyrain process to flash a modified BIOS if you prefer to install an internal Wi-Fi card.MacOS drivers for this Wi-Fi USB adapter are available here. The TP-Link TL-WN725N Wi-Fi USB adapter will work with the official BIOS whitelist.The official T430s BIOS has a whitelist check that will prevent the system from starting if an unauthorized Wi-Fi card is installed in the internal Mini PCI Express slot.Stock Wi-Fi cards in the T430s are not compatible with macOS.See the Not Functioning section of the Notes and Suggestions at the bottom of this page for the latest status. Most macOS 10.15 Catalina features are fully functional on the ThinkPad T430s. THINKPAD T430S MACOS CATALINA 10.15 INSTALLATION GUIDE Follow these steps to perform a clean installation of macOS 10.15 Catalina on your ThinkPad T430s.
