: Ask the seller for the cycle count in the System Report; anything over 1,000 cycles is likely due for a replacement. 2015 MacBook Air :Still Usable in 2025 ?
: Ensure the device is not iCloud locked , MDM-locked (corporate management), or Firmware locked . buy macbook air 2015
: Official support ended with macOS Monterey. It no longer receives new OS features or critical security patches, making it risky for sensitive tasks like online banking. : Ask the seller for the cycle count