Known to apply to the following Sophos product(s) and version(s):
Sophos UTM Software Appliance 8.309Sophos UTM Software Appliance 8.310Sophos UTM Software Appliance 8.311
ASG V7, ASG V8, UTM 9
In software or virtual UTMs, it is not possible to use the 'one touch upgrade' feature to update your UTM from v8 to v9. In order to update, you'll need to follow the process indicated in this article.
First, obtain a backup of your UTM's configuration:
Next, you'll need to reimage your UTM. Download links for the latest version of UTM9 ISO can be found at http://download.astaro.com/UTM/v9/. For instructions on reimaging the device, please consult the following KB article:
Once you have UTM v9 installed, login to the WebAdmin. Upon first login, you'll reach the setup wizard. Instead of going through the wizard, choose to import the configuration from backup, and use the backup file you created previously.
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