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1 year agoThat means you probably switched to a different sort order for that favorite. You can change it by tapping the three dots on the right and choosing “Update sort” (in my case the resulting dialog box looks weird/buggy, but choosing “update sort” again lets me change the sort for that favorite, while choosing “cancel” on the far left removes the custom sort and goes back to the default of Active which also removes the icon you saw).
It’s a bit hard to tell from that photo, but just generally I’ve found this to be an excellent resource for diagnosing print quality issues and potential solutions:
https://help.prusa3d.com/category/print-quality-troubleshooting_225
In particular for this print, you might find the “Layer separation and splitting FDM” and “Layer shifting” sections helpful