Nick 4.0 is the current stable release for macOS 26 and later.
This release adds the production Endpoint Security and Network Extension architecture, guided protection setup, active Scam Guardian filtering, improved Email Guard coverage, clearer actionable alerts, performance improvements, and a complete native uninstaller.
Installation:
- Download and open
Nick-4.0-build-404.dmg. - Run the signed Nick installer package.
- Follow Nick's guided setup and approve the requested macOS protections.
- Restart the Mac if macOS requests it, then return to Nick to verify every Smart Scan protection.
The DMG is signed, notarized, and stapled. Its SHA-256 checksum is:
8750a55f764f5ed105a4387e64c26d45f66de005feca1f8fd212d7cdd6fef5fc Nick-4.0-build-404.dmg
See CHANGELOG.md for release details and SECURITY.md for security reporting.