Are you trying to flash or bypass FRP on your Samsung Galaxy Note 8 mobile phone? You need to use Samsung SM-N950N UFS ISP Pinout, your tools are showing error during flashing stock firmware, Remove Locks and FRP.
By using this Pinout you can perform UFS chip Programming Flashing remove Samsung Galaxy Note 8 SM-N950N user lock FRP reset, write UFS dump, MDM lock remove. Here you will get direct connection of Samsung Galaxy Note 8 SM-N950N UFS ISP Pinout and its ways.
1: You need to take the back cover out of the phone, remove the motherboard from the existing battery, fingerprint sensor and camera.
2: Remove the screws from the motherboard, take it out and put it in a safe place.
3: On your motherboard, locate the six eMMC pins. The pins are TxOp, TxOn, RxOp, RxOn.
4: Bring the UFI box and take the adapter out of it. You will see identical pins in the adapter I mentioned in the previous step.
5: Solder 4 pins: TxOp, TxOn, RxOp, RxOn with jumper between motherboard and adapter. Leave VCC and VCCQ for USB to power them.
6: Put the adapter inside the UFI box, connect the box to the computer.
7: Connect the motherboard to the phone's battery, put the USB cable in the phone and connect it to the computer.