NTFSTool ヘルプセンター

旧 kext バージョン（履歴）

以下の手順は旧カーネル拡張ビルドのみに適用。エンジニアリングの履歴と旧版ユーザー向けに残しています。現行インストーラーでは実行しないでください。

Reason for Installing the NTFSTool Kernel Extension

Due to Microsoft's licensing restrictions, macOS has removed write support for the NTFS disk format. Historical NTFSTool releases therefore installed an Apple-signed kernel extension. This is engineering heritage. The current release does not use these steps.

Requirements and Steps for Installing Drivers in macOS Kernel (legacy only)

For Intel Chip Systems

Requirements: Disable System Integrity Protection (SIP)

• Enter system recovery mode, disable System Integrity Protection (SIP). Completely shut down your Mac, then start it up, and immediately press and hold Command+R during startup until the Apple logo appears for 3 seconds, then release the button and wait to enter Recovery mode
• Click 'Utilities' in the top toolbar, select 'Terminal'
• Type 'csrutil disable' in the terminal, then press Enter
• Close the terminal and restart your Mac
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For Apple Silicon systems

Requirements: Disable SIP; enable Allow user management of kernel extensions from identified developers.

• Restart and hold the power button until Loading startup options appears, then enter recovery
• Select Options, Continue
• Select the admin user and enter the password
• Utilities → Terminal
• Type csrutil disable, press Enter
• Close Terminal
• Utilities → Startup Security Utility
• Select the system disk, then Security Policy
• Check Reduced Security and Allow user management of kernel extensions from identified developers
• Restart from the Apple menu
• Open System Settings → Privacy & Security, then allow the extension if prompted
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