my switch no detect micro sd but sx os option work

[ichigo1990]

my switch nintendo switch
sx os 2.9.4 os horizon 9.2

boot cfw kosmos/atmos no detect
boot ofw no detect micro sd
boot cfw sx os option and backup nand work
but boot ofw or cfw in sx os option
blackscreen..

help

 

[Acquarious81]

microsd formatted in exfat without extension? maybe

 

[ichigo1990]

replace flexibel micro sd
done so far so good