# How do I ...

- [How do I make a KM plot?](/project/how-do-i/how-do-i-make-a-km-plot.md)
- [How do I compare tumor vs normal expression?](/project/how-do-i/tumor-vs-normal.md)
- [How do I remove null data (gray lines) from view?](/project/how-do-i/how-do-i-remove-null-data-gray-lines-from-view.md)
- [How do I make subgroups?](/project/how-do-i/how-do-i-make-subgroups.md)
- [How do I make more than 2 subgroups?](/project/how-do-i/how-do-i-make-more-than-2-subgroups.md)
- [How do I make subgroups with geneA high and geneB high?](/project/how-do-i/how-do-i-make-subgroups-with-4-groups.md)
- [How do I compare gene expression between subgroups?](/project/how-do-i/how-do-i-compare-gene-expression-between-subgroups.md)
- [How do I compare gene expression between different cancer types?](/project/how-do-i/how-do-i-compare-gene-expression-between-different-cancer-types.md)
- [How do I remove duplicate samples from a KM plot?](/project/how-do-i/how-do-i-remove-duplicate-samples-from-a-km-plot.md)
- [How do I view multiple types of cancer together?](/project/how-do-i/how-do-i-view-more-than-one-type-of-cancer-together.md): For users who wish to compare data across different types of cancer
- [How do I filter to just one cancer type](/project/how-do-i/how-do-i-filter-to-just-one-cancer-type.md): For users who wish to use the datasets in a Pan-Can cohort but need to view just one cancer type.
- [How do I view my data with the data from TCGA?](/project/how-do-i/how-do-i-view-my-data-with-the-data-from-tcga.md): If you are adding in new samples, this will require you to combine outside of Xena and then load. If you are adding new data on samples we already have, then simply load the data into a Xena Hub.
- [How do I change the color of a column?](/project/how-do-i/how-do-i-change-the-column-color.md)
- [How do I interact with the tooltip?](/project/how-do-i/freeze-and-un-freeze-tooltip.md)
- [How do I cite UCSC Xena?](/project/how-do-i/cite-xena.md)