Source Texture (Assets/Samples/Demo/Sprites/UIParticle_Demo_Move.png) of Sprite (UIParticle_Demo_Move) is using compressed format. To ensure no loss in source pixel details when packing to SpriteAtlas, please use uncompressed format in TextureImporter.

Source Texture (Assets/Samples/Demo/Sprites/UIParticle_Demo_Unity-chan.png) of Sprite (UIParticle_Demo_Unity-chan) is using compressed format. To ensure no loss in source pixel details when packing to SpriteAtlas, please use uncompressed format in TextureImporter.

Assets/Samples is a symbolic link. Using symlinks in Unity projects may cause your project to become corrupted if you create multiple references to the same asset, use recursive symlinks or use symlinks to share assets between projects used with different versions of Unity. Make sure you know what you are doing.

Assets/Demo is a symbolic link. Using symlinks in Unity projects may cause your project to become corrupted if you create multiple references to the same asset, use recursive symlinks or use symlinks to share assets between projects used with different versions of Unity. Make sure you know what you are doing.