
UTM tags are a way to follow the origin and identify the visitors to your different marketing operations. They are added to the beginning of URLs in the form of a code that Google Analytics can identify and analyze.
There are 5 settings you can configure:

For identifying a search engine, a newsletter, or another source. It corresponds to the source of the traffic (for example Google/Facebook).
For identifying a medium such as an email or the cost-per-click (CPC, CPA) …
Used keyword analysis and to identify a specific product promotion or strategic campaign.
Used for advertisers on the search in order to note the keywords of their advertisement.
Used for the A/B testing and content-targeted advertisements to differentiate ads or links pointing to the same URL.
A single URL can combine several codes. The links with the UTM are constructed with two components:
You can now manually create or use the URL creation tool with UTM tags:URL Campaign Builder (https://ga-dev-tools.appspot.com/campaign-url-builder/)
Now all that rests is to use your links in your signatures/campaigns and consult your data via Google Analytics.

*Source: https://junto.fr/blog/utm/



