On the plane to Tokyo, he wrote a quick note in his phone: “Mac sleep downloads: Apple's own stuff = yes with Power Nap. Third-party = no. Lid closed = sometimes. Dim screen + prevent sleep = always yes.”
He enabled Power Nap, closed the lid this time, waited thirty seconds, and reopened it. The progress bar had jumped to 73%!
But then he remembered: closing the lid is different from menu sleep. And Power Nap—was it enabled? does mac keep downloading in sleep mode
His finger hovered over the Apple menu. “Sleep mode” was so tempting—the quiet whir of the fan would stop, the screen would go dark, and he could finally close his eyes. But if the download paused, he’d wake up to a half-finished update and no time to complete it before rushing to the airport.
Relief flooded through him. But then came the warning: “Power Nap works only for App Store updates, iCloud sync, and Time Machine backups. Third-party downloads? Not guaranteed.” On the plane to Tokyo, he wrote a
Leo waited ten agonizing seconds. Then he tapped the spacebar. The screen lit up, and his heart sank—the progress bar hadn’t moved. Still 68%. The network graph in Activity Monitor showed a flatline during those ten seconds.
“Does Mac keep downloading in sleep mode?” he whispered to the empty room. Dim screen + prevent sleep = always yes
The screen went black. The fan died. Silence.