KOMPSAT-5 Processing

Hi everyone,

I need your help. I want to ask;

1- What is processing steps for Kompsat-5 sar data?

2- Which format of KOMPSAT-5 is supported in SNAP?

3- When i try to open Kompsat-5 tif file directly, SNAP ask to me, how readers to use with tif, GeoTIFF Data Product or KOMPSAT-5 Products. When i choose Kompsat-5 Products, snap occurs an error, “Kompsat-5 in GeoTIFF format is not supported”. When i choose Geotiff Data Product, the image was displayed but i can not see sar datas…

Can you help me please?