Adding Custom Icons for Designing Navigatgion Flows

Summary:

We need to add Custom Icons while designing Navigation Flows. This is part of the Client requirement so that they can easily recognize sections/sub-sections with Icons which they closely relate to.

Content (required):

Is there some place where we can upload icons which could be used in designing Navigation Flows. If yes, are there certain standards for image size resolution etc for icons.

Version (include the version you are using, if applicable):

23.03.60

Code Snippet (add any code snippets that support your topic, if applicable):

NA