Update 3.license-manager.md (#2156)

vesoft-inc · Jul 7, 2023 · 7bd3850 · 7bd3850
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commit 7bd3850
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diff --git a/docs-2.0/9.about-license/2.license-management-suite/3.license-manager.md b/docs-2.0/9.about-license/2.license-management-suite/3.license-manager.md
@@ -19,7 +19,8 @@ To use an LM, you need to make sure the following:
 
 ## Notes
 
-An LM is a single-process service. To ensure the reliability and continuity of the LM, it is recommended that you use systemd to manage the LM and set a restart policy for the LM.
+- An LM is a single-process service. To ensure the reliability and continuity of the LM, it is recommended that you use systemd to manage the LM and set a restart policy for the LM.
+- The time on the LM server must be synchronized with the services (including the NebulaGraph database and associated software) connected to the LM. If the times are not in sync, license verification will fail, which can prevent the service from being used.
 
 ## Install and start LM