g920 unable to flash

hi im trying to flash a g920 but i get error below

also i tried with odin will not flash then after 5 min says failed.

can someone help why not able to flash

Operation: Flash
Selected model: SM-G920F
Software version: 24.2

File analysis… OK
Total file size: 0x02674EF0 (38 Mb)
Searching USB Flash Interface… not found