diff --git a/full-zfs-ecrypt-uefi-boot-trouble.md b/full-zfs-ecrypt-uefi-boot-trouble.md
index d4752c4..12fcc4f 100644
--- a/full-zfs-ecrypt-uefi-boot-trouble.md
+++ b/full-zfs-ecrypt-uefi-boot-trouble.md
@@ -44,26 +44,6 @@ I'm in the case where ny zpool is encrypt !
 
 see : [zfs trouble encrypt zpool](zfs-trouble-live-boot-solution)
 
-#### My system is not ZFS
-
-Mount root partition (for example an lvm)  
-
-~~~ 
-FromLive # mount /dev/volumegroup/logicalvolume /mnt
-~~~
-
-Mount boot partition (F.e. in drive sda)  
-
-~~~
-FromLive # mount /dev/sda2 /mnt/boot
-~~~
-
-Mount the EFI System Partition (usually in /dev/sda1)
-
-~~~
-FromLive # mount /dev/sda1 /mnt/boot/efi
-~~~
-
 ### Prepare chroot env
 
 Mount the critical virtual filesystems with the following single command:
@@ -134,10 +114,6 @@ rpool/ROOT/ubuntu_19k4ww/var/lib/dpkg              269G     41M  269G   1% /var/
 InsideChroot # apt-get install --reinstall grub-efi
 ~~~
 
-~~~
-InsideChroot # grub-install /dev/sda
-~~~
-
 ~~~
 InsideChroot # update-grub
 ~~~