How can use the export option from file menu to export several files automatically, Should I use command line tool for this action?
One way is to use the command line. There you can use
pconvert. You can find both in the bin folder of the SNAP installation directory.
You can type
gpt -h or
pconvert -h to get more help for each tool.
Also possible is to use
Batch Processing in SNAP Desktop. You can find in the menu under
A post was split to a new topic: Pconvert to generate S-3 OLCI RGBs