Deployment Checklists > 6.x. to 7.2.x.x Upgrade Checklist
6.x. to 7.2.x.x Upgrade Checklist
To upgrade an older 6.x version of PTC Arbortext Content Delivery installation to version 7.2.x.x, read the following checklist.
Step 1: Before you begin 
Ensure you read the following to plan for your PTC Arbortext Content Delivery deployment:
Step 2: Install PTC Arbortext Content Delivery 
To install PTC Arbortext Content Delivery, see the following sections:
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4. LDAP Configuration
5. Configure MongoDB
6. Select the deployment configuration option:
Monolithic Configuration
Split Configuration
Clustered Configuration
Multi-site Configuration
Step 3: Create backup of existing customization 
If you have existing customization on 6.4 and you want to keep the backup of that customization see the Analyzing 6.4 Customization section.
Step 4: Validate your deployment 
Validate and make sure all the configurations are correct using the deployment Configurator.
Step 5: Split or Cluster Upgrade 
See Upgrading to 7.2.0.0 Release to upgrade to the latest version of PTC Arbortext Content Delivery.
Step 6: Configure the required security configurations 
Step 7: Customize the application 
See the following sections to customize PTC Arbortext Content Delivery and apply according to your requirements.
Customizing the Login Page for PTC Arbortext Content Delivery
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Step 8: Troubleshoot the upgrade issues 
See the Troubleshooting section for Upgrade related issues.
Step 9: Publish and load data 
See Task Manager Overview to publish and load content in PTC Arbortext Content Delivery
Step 10: Set the administration utilities 
See the Administration section to use the ACD administration utilities.
Step 11: Before Using the Application 
Before you start using PTC Arbortext Content Delivery, see the following:
PTC Arbortext Content Delivery Performance Advisor Help Center
See the following for custom applications to interact with PTC Arbortext Content Delivery.
Step 12: Review the ACD Application Status 
For optimal performance, PTC recommends that you restart the PTC Arbortext Content Delivery application biweekly and do the following:
1. Check for RAM and disk consumption.
2. Check for CPU consumption.
3. Check the MongoDB size.
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