From bc08a188335460da2daeac5081390cbf2d479ec6 Mon Sep 17 00:00:00 2001
From: Recolic Keghart <root@recolic.net>
Date: Thu, 25 Aug 2022 06:19:01 +0000
Subject: [PATCH] Update README.md

---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index 638d7d6..428052c 100644
--- a/README.md
+++ b/README.md
@@ -20,6 +20,8 @@ Use a Ubuntu 20.04 VM to perform level-2 enroll. ArchLinux level-2 enroll is the
 2. copy /etc/os-release from ubuntu 2004 to archlinux
 3. make sure you followed procedure of official doc
 
+It's suggested to keep the Ubuntu VM powered-on forever, to keep the certificate valid. 
+
 ## Move certificates from Level-2 machine to Level-1 machine
 
 > You need to keep your level-2 machine running, or your certificate will invalidate in 1 month. 
-- 
GitLab