# GenomeStudio Genotyping Creating Custom Cluster Files for Infinium Arrays Support Webinar Video

This support webinar video discusses the basics of cluster files including when to use a custom cluster file, why custom cluster files are needed, as well as the detailed steps required to create your own custom cluster file. Learn how to cluster the SNPs on your custom array by properly filtering and manually editing the file.

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{% embed url="<https://www.youtube.com/watch?v=4JTrbMUbVN0&ab_channel=Illumina>" %}

Video length: 42:11 min

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| *For any feedback or questions regarding this article (Illumina Knowledge Article #6706), contact Illumina Technical Support* [*techsupport@illumina.com*](mailto:techsupport@illumina.com?subject=Question%2FFeedback%20Regarding%20Illumina%20Knowledge%20Article%20#000006706%20-%20Microarray%20\&body=Dear%20Illumina%20Technical%20Support,%0D%0A%0D%0A)*.* |


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