SecureBoot

Import the public key.
# mokutil --root-pw --import /var/lib/dkms/mok.pub

For Ubuntu only.
# mokutil --import /var/lib/shim-signed/mok/mok.der
*--Specifying the root-pw option allows you to use the root user directly.
*If not specifying the root-pw option, you will be prompted to enter the password for registering.
input password: xxxxx
input password again: xxxxx

Reboot and register from Shim UEFI key management.

a. Press any key in 10 seconds to perform MOK management.
b. Select Enroll MOK.
c. Select Continue.
d. Select Yes.
e. Enter the passwork you configured when importing the public key in [Password :] window.
*--When using the root-pw option, enter the password for root user.
f. Select Reboot.

After OS boots up, run the following command. If the driver version is displayed, the driver is ready for use.
# cat /proc/datto-info

Import certificate.
# mokutil --root-pw --import /opt/Actiphy/Debian13.cer

For Ubuntu only.
# mokutil --import /var/lib/shim-signed/mok/mok.der
*--Specifying the root-pw option allows you to use the root user directly.
*If not specifying the root-pw option, you will be prompted to enter the password for registering.
input password: xxxxx
input password again: xxxxx

Reboot and register from Shim UEFI key management.

a. Press any key in 10 seconds to perform MOK management.
b. Select Enroll MOK.
c. Select Continue.
d. Select Yes.
e. Enter the password you configured when importing in [Password :] window.
*--When using the root-pw option, enter the password for root user.
f. Select Reboot.

After OS boots up, configure the settings for RescueBoot and verify that you can boot from [GRUB Menu] — [AIPBE].