Complementary secureboot instructions for (some) gigabyte motherboards (#568)

* Some gigabyte mobos will automatically reconfigure secure boot after selecting setup mode

Also some reformatting

* Gigabyte screenshot

Screenshot of a video posted by "Skaredogged97" (https://www.reddit.com/r/gigabyte/comments/1ux450n/enabling_secure_boot_setup_mode_on_a_gigabyte/oxp6gqi/?context=42) as I didn't think to take screenshots while I was doing the procedure.

Author: masklinn

src/assets/images/gigabyte-reset-without-saving.jpg

@@ -39,13 +39,27 @@ systemctl reboot --firmware-setup
 This is how the BIOS looks like on a Lenovo Ideapad 5 Pro. Reset to setup mode or restore factory keys and reboot back
 to the system.
 
-However, some MSI motherboards don't have a Setup Mode. To achieve the same effect, set the Secure Boot Mode to "custom" and select the "maximum security" compatibility option (this is important: with the default mode, you might not be able to boot from your bootloader into CachyOS!). Then, go into "key management" and follow the two steps illustrated in the image below:
+#### Auto Reset
+
+On some Gigabyte motherboards, "reset to setup mode" is immediately followed by a "reset without saving" dialog
+<ImageComponent imgsrc={import('~/assets/images/gigabyte-reset-without-saving.jpg')} />
+this needs to be rejected as it will cause a system reset then disable setup mode.
+
+Instead boot directly the OS (Save & Exit, and select your bootloader in Boot Override).
+
+#### No setup mode
+
+Some MSI and ASUS motherboards don't have a Setup Mode.
+
+##### MSI
+
+Set the Secure Boot Mode to "custom" and select the "maximum security" compatibility option (this is important: with the default mode, you might not be able to boot from your bootloader into CachyOS!). Then, go into "key management" and follow the two steps illustrated in the image below:
 <br />
 <ImageComponent imgsrc={import('~/assets/images/MSI-bios-secure-boot.jpg')} />
 
-Some Asus motherboards have a similar behavior to the above mentioned MSI motherboards, as they do not have a dedicated setup mode.
+##### ASUS
 
-Navigate to Boot → Secure Boot, set Secure Boot Mode to Custom, then open Key Management and select "Delete all Secure Boot Variables". 
+navigate to Boot → Secure Boot, set Secure Boot Mode to Custom, then open Key Management and select "Delete all Secure Boot Variables". 
 
 #### Installing sbctl and Enrolling Keys