diff --git a/0_install_system.md b/0_install_system.md
index 8dd9731..93de953 100644
--- a/0_install_system.md
+++ b/0_install_system.md
@@ -82,6 +82,9 @@ grub-install --target=x86_64-efi  --bootloader-id=grub_uefi --recheck
 grub-mkconfig -o /boot/grub/grub.cfg
 ```
 
+>> if it does not work on WM add: --no-nvram --removable
+>> TIPS2: on virtualBox enable checkbox for efi filesystem to start (in property/system)
+
 Now we need to save the partion table of the system
 ```
 exit