Fdl2 Failed Link -

Because the error log doesn't specify if the failure is due to a "timeout," "authentication error," or "partition write failure," I was left scouring obscure developer forums for hours.

: Selecting the wrong chipset platform (e.g., choosing SC7715 when the device uses SC7731 ) is the most frequent cause. fdl2 failed

: Ensure you are holding the correct boot key (usually Volume Down ) while inserting the USB cable. Some devices require a specific sequence, such as removing the battery, holding the button, and then reconnecting. Because the error log doesn't specify if the