Fix Apple ID Authentication Error on macOS -- 2

Job ID: 39382948

Budget: $30 – $250 USD

I'm seeking help to resolve an Apple ID authentication issue on my macOS 15.x(Sequoia) system. Despite being able to sign in on the Apple website, I am unable to access iCloud and other Apple services on my Mac due to a persistent "Verification Failed: An unknown error occurred" message.

Steps already taken:
- Restarted the computer
- Checked internet connection
- Verified Apple ID credentials

Ideal Skills:
- Expertise in macOS troubleshooting
- Familiarity with Apple ID and iCloud issues
- Experience in resolving System Preferences errors on macOS
Related categories: System Admin Linux iPhone Mac OS Objective C