N950N / J320FN timeout during flashing

Hello,

how can I flash these two phones?
Tried two different computers
ODIN as well
same result

Operation: Flash
Selected model: SM-N950N
Software version: 33.8

File analysis... OK
Total file size: 0x8A16B664 (2209 Mb)
Searching USB Flash interface... COM9 detected
Setup connection... OK
Reading PIT from phone... OK
Sending sboot.bin... OK
Sending param.bin... OK
Sending up_param.bin... OK
Sending cm.bin... OK
Sending nad_fw.bin... OK
Sending nad_refer.bin... OK
Sending boot.img... OK
Sending recovery.img... OK
Sending system.img... error timeout

Done with Samsung Tool PRO v.33.8

----
Operation: Flash
Selected model: SM-J320FN
Software version: 33.8

File analysis... OK
Total file size: 0x2C7CCA30 (711 Mb)
Searching USB Flash interface... COM17 detected
Setup connection... OK
Reading PIT from phone... OK
Sending spl.img... OK
Sending sboot.bin... OK
Sending sboot2.bin... error timeout

Done with Samsung Tool PRO v.33.8