Merge pull request #472 from ubvu/add/video-ref

Add video reference in the contributing guide

Author: Jolien-S

contributing.qmd

@@ -107,6 +107,16 @@ You need to count the heading level in your guide to identify your shift number.
 
 After that, you are ready to [submit your pull request](#submit-a-pull-request)!
 
+### Editing multiple files
+
+There are situations in which you need to edit multiple files. If you carry out all edits in separate [pull requests](#submit-a-pull-request), this may be a long and repetitive task. Instead, you can change multiple files at once in a single pull request.
+
+:::{.callout-note}
+In case you want to edit multiple files in one go, here's a video to help you along the way!
+
+![Video describing the steps to use the GitHub editor to edit multiple files](./CleanShot 2025-06-13 at 14.30.36(2).mp4)
+:::
+
 ### Submit a pull request
 
 Once you have made suggested changes, a pull request is the way for you to ask for your changes to be incorporated into the {{< var title >}}. The handbook editors will review what you wrote, ask some questions, and accept or decline your contributions.