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--- tech_notes:boot [2021-12-24 Fri wk51 05:28] – [efibootmgr] baumkp
+++ tech_notes:boot [2022-08-27 Sat wk34 17:13] – [efibootmgr] baumkp
@@ Line 1: / Line 1: @@
+{{tag>linux boot uefi ventoy}}
 ======boot tools======
@@ Line 31: / Line 32: @@
 ===Add UEFI Boot Entry ===
-Install command ''grub-efi'': ''sudo apt install grub-efi''
+Install command ''grub-efi'': ''sudo apt install grub-efi''\\
 Mount the the EFI System Partition:  ''sudo mount /dev/sdd1 /boot/efi''\\
 Install Grub boot loader: ''sudo grub-install /dev/sdd --target=x86_64-efi --efi-directory=boot/efi/''\\
+===Change boot selection time===
+''sudo efibootmgr -t 10'' to set boot selection time to 10 seconds
+===Delete a boot entry===
+''%%sudo efibootmgr --delete-bootnum --bootnum 0%%''
+===Links===
+  *[[https://www.linuxbabe.com/command-line/how-to-use-linux-efibootmgr-examples|Use Linux efibootmgr Command to Manage UEFI Boot Menu]]
+  *[[https://www.linuxjournal.com/content/take-control-your-pc-uefi-secure-boot|Take Control of Your PC with UEFI Secure Boot]]
+  *[[https://linuxconfig.org/how-to-manage-efi-boot-manager-entries-on-linux|How to manage EFI boot manager entries on Linux]]
 =====GRUB=====
@@ Line 48: / Line 60: @@
 {{tag>boot ventoy grub "boot menu" tech notes technical uefi efi efibootmgr "grub-efi"}}
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