Applies to: SynetoOS 4.1.3 + its next versions

This will upgrade any current hypervisors to the latest Syneto VMware ESXi 6.5. The update requires host to be rebooted.

Please ensure that you are using at least SynetoOS 4.1.3 before running this upgrade procedure. Here are the steps:

Step 1. Clear old configuration for

echo "#!/bin/sh" > /etc/rc.local.d/
echo "exit 0" >> /etc/rc.local.d/

Step 2. Browse to your deployment folder from local datastore: (Local datastore name may vary)

cd /vmfs/volumes/datastore1/deployment

Step 3. Modify firewall rules:

esxcli network firewall ruleset set -e true -r httpClient

Step 4. Set Intel drivers to native (required for this upgrade):

esxcli system module set --enabled=true --module=igbn

Step 5. Download latest version from our servers to local datastore:

wget -O

Note: Please make sure that firewall/antivirus does not block/filter the connection. 

Step 6. Modify software acceptance level:

esxcli software acceptance set --level=CommunitySupported


If you used this step-by-step guide in the past you might get an warning:

 Unable to set acceptance level of community due to installed VIBs syneto_bootbank_syneto-hc-ui_esxi-, syneto_bootbank_syneto-hc-startup_esxi-, syneto_bootbank_syneto-hc-tools_esxi- having a lower acceptance level.
 Please refer to the log file for more details.

You can ignore this message and go to the next step.

Step 7. Update:

esxcli software vib install -f --no-sig-check -d /vmfs/volumes/datastore1/deployment/

Step 8. Check the output installation for a successful installation:

Installation Result
   Message: The update completed successfully, but the system needs to be rebooted for the changes to be effective.
   Reboot Required: true

Step 9. Reboot:


Final step. Check version after reboot:

esxcli system version get

Output should be:

Product: VMware ESXi
   Version: 6.5.0
   Build: Releasebuild-11925212
   Update: 2
   Patch: 79