Pre-upgrade Checklist

Perform a check according to Table 1 and record the check results.

**Table 1** Pre-upgrade checklist
No.	Item	Criteria
1	Check the software version.	Query and record the AtlasEdge version in the system. Determine the target version.
2	Check the system status.	Check the current system: Check whether the device status on FusionDirector is normal. If no active alarm exists, perform the upgrade. If there are active alarms, contact Huawei technical support to confirm the alarms. Check whether the AtlasEdge status is Ready.
3	Check the key path.	Ensure that the /home/data path has the following features: Its owner and owner group both are root. Other users do not have the write permission. It does not contain soft links.

Parent topic: Preparations