Image Limitations and Guidelines for Symbols

There are few limitations regarding the size of images and the pool there. 

Limitations

• Each image has a maximum of 64MB.
• The overall size of the image pool has a maximum of 100MB.
• Resolutions higher than 1920 x 1080 are scaled down automatically. 

Guidelines for symbols:

• Use the supported file formats (for more information see supported file formats).
• Maximum size of the canvas is 240 x 240.
• Maximum size of the image is 180 x 180.
• Outline of the symbol has to be 2 pixels in 50 % gray.
• Symbols have to be in alpha fill (transparent).
• The area around a symbol has to be black.