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Upgrade PX-Central on-premises by downloading and running an upgrade script:

1. Download the PX-Central upgrade script and make it executable:

   curl -o upgrade.sh 'https://raw.githubusercontent.com/portworx/px-central-onprem/1.0.3/upgrade.sh' && chmod +x upgrade.sh

2. Run the script with any of the options required to upgrade PX-Central according to your needs. The following example runs the upgrade script with the default configuration:

   ./upgrade.sh

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