---
sourceDocument: Australia Build or modify applications
sourceDocumentLink: https://servicenow-prod.fluidtopics.net/r/application-development

 Release :

    - australia

ft:locale :

    - en-US

ft:publication_title :

    - Australia Build or modify applications

ft:clusterId :

    - cadev

bundleId :

    - cadev

workflow :

    - Development, Data, and Analytics


---

# Configure

# Configuring System Update Sets {#ariaid-title1}

Release version: Australia  
Updated March 12, 2026  
![](https://www.servicenow.com/docs/portal-asset/ico-clock) 1 minute to read  
Configure your instance with tracked app installations or merge update sets into a single update set.
* **[Enable application installation tracking through an update set](https://servicenow-prod.fluidtopics.net/1dRM0EYVpwQWnGg0pm014Q)**   
  You can add specific applications or versions as an app installation and configure to track them in an update set.
* **[Overwrite customizations during an upgrade](https://servicenow-prod.fluidtopics.net/wHQZSRYb4~lGIFcZpjtAoA)**   
  Specify which customized objects you want to replace during the next upgrade. By default, the upgrade process skips changes to customized objects.
* **[Merge update sets](https://servicenow-prod.fluidtopics.net/Srgmu3J~KLBLjwwPay1lPg)**   
  Merge multiple update sets into a single update set.
* **[Set up the source instance for an update set](https://servicenow-prod.fluidtopics.net/1N2f6SnORVXENWo3dP4J~A)**   
  Set up the source instance for an update set.
* **[Save an update set as a local XML file](https://servicenow-prod.fluidtopics.net/dmORk1J7KNarRwpVWY_DAw#t_SaveAnUpdateSetAsAnXMLFile)**   
  Administrators can export an update set as an XML file to save a specific version of an application or set of changes.
* **[Update set transfers](https://servicenow-prod.fluidtopics.net/zs2pnv12U5qWHn3B4nLcJQ)**   
  When an update set is completed, you can transfer it between instances to move customizations from development, through testing, and into production.
* **[Grant access to the update set picker](https://servicenow-prod.fluidtopics.net/7OYWrABJpAWEKkbglLVTOw)**   
  Enable specific roles to access the update set picker.