Power mangement - commands
-check hardware
-check battery onlin or offline - AC power
sudo acpi -i
sudo cat /sys/power/state
freeze mem disk
sudo cat /sys/power/disk
[platform] shutdown reboot suspend test_resume
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BATTERY STATUS
upower -e
[/org/freedesktop/UPower/devices/line_power_AC](url)
[/org/freedesktop/UPower/devices/battery_BAT0](url)
[/org/freedesktop/UPower/devices/DisplayDevice](url)
upower - i upower -i /org/freedesktop/UPower/devices/battery_BAT0
https://www.baeldung.com/linux/check-battery-status https://wiki.debian.org/ConfigurePowerButton
-
ConfigurePowerButton and Lid
sudo nano /etc/systemd/logind.conf
systemctl restart systemd-logind.service
°°°°°°°°°
GRUB
sudo nano /etc/default/grub
Try editing grub adding the nomodeset
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash nomodeset"
or
GRUB_CMDLINE_LINUX_DEFAULT="dis_ucode_ldr"
This allow booting after a bad microcode update and fix the non-booting issue when you are not on AC Power.
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ONLY WORKS IN AC, DEAD BATTERY
Battery 0: Not charging, 100%