sudo nano /etc/default/grub Add to GRUB_CMDLINE_LINUX_DEFAULT :
ls /sys/bus/acpi/devices/ | grep TOS6205 If present, try loading the driver manually: Driver acpi tos6205 toshiba
But if your laptop runs hot, fans are stuck at max speed, or you see repeated ACPI interrupts, then yes – patching the driver makes a world of difference. The TOS6205 is a relic of Toshiba’s “we do it our way” era of Windows-centric hardware design. The Linux community has done impressive work reverse-engineering these ACPI extensions. While not perfect, a patched toshiba_acpi driver can breathe new life into an old Toshiba laptop. fans are stuck at max speed
ACPI: Toshiba TOS6205: cannot be enumerated or or you see repeated ACPI interrupts