Instafeed is broken on the demo site.
I also couldnt get it to work on my own site. I found the documentation (https://joomlead.com/g5/docs/instafeed-particle/) but thats look a bit outdated. Filling in the username should be sufficient right?
JoomLead Gantry 5 particles 2.2.0 released, new features and bug fixesChangelog
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