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Please apply the settings below to fix this.
Option 1: Terminal commands
Open Terminal, run the commands one by one:
# Disable system sleep & hard disk sleep; turn off display after 30 minutes
sudo pmset -a sleep 0 disksleep 0 displaysleep 30
# Disable hard disk sleep (command version of GUI toggle)
sudo pmset -a disksleep 0
# Turn off "Wake for network access" to avoid DarkWake interruptions
sudo pmset -a womp 0
Verify the configuration:
pmset -g
Check that sleep and disksleep show 0 to confirm the settings take effect.
Option 2: Graphic interface settings
Go to System Settings and configure these items:
- Displays → Advanced: Turn off all power-saving options except “Prevent automatic sleep when the display is off”; enable Prevent automatic sleep.
- Battery / Energy: Disable Put hard disks to sleep when possible.
- Battery / Energy → Options: Turn off Wake for network access.
- Lock Screen: Disable Start screen saver when inactive; configure Turn display off when inactive as you need.
- Bluetooth: Disable Allow Bluetooth devices to wake this computer.
