From the little research I did, they do appear to certain block apps. https://github.com/LawnchairLauncher/lawnchair/blob/b0ecfb84e996f0196d112785fa4e8ba26a375

From the little research I did, they do appear to certain block apps. https://github.com/LawnchairLauncher/lawnchair/blob/b0ecfb84e996f0196d112785fa4e8ba26a375bf9/app/src/main/java/ch/deletescape/lawnchair/Utilities.java#L166 https://github.com/LawnchairLauncher/lawnchair/blob/b0ecfb84... https://www.reddit.com/r/Android/comments/7azc2i/deleted_by_user/ https://www.reddit.com/r/Android/comments/7azc2i/deleted_by_... https://github.com/LawnchairLauncher/lawnchair/issues/940 https://github.com/LawnchairLauncher/lawnchair/issues/940 https://github.com/LawnchairLauncher/lawnchair/pull/902 https://github.com/LawnchairLauncher/lawnchair/pull/902 From the dev themselves in that PR > @dasBiest: It's our business to prevent unauthorized use of iconpacks. > Just like Substratum is keeping you away from using pirated themes for example.