> For the complete documentation index, see [llms.txt](https://help.basespace.illumina.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.basespace.illumina.com/samples/combine-samples.md).

# Combine Samples

Combine samples when you want to merge data from at least two different sequencing runs for the same sample.

1. From the Projects tab, select the project.
2. Select Samples.
3. Select the checkbox of each sample to combine.
4. From the File menu, select Merge.
5. In the New Sample ID field, enter a name for the combined samples.
6. Select Combine.

{% hint style="info" %}
The read length of each selected sample must be the same.
{% endhint %}