If the patched preloader is incompatible with your specific memory chip (eMMC/UFS), the device may become "hard bricked," making it impossible to power on or even enter flash mode.
If the bypass tool in Step 2 worked correctly, SP Flash Tool will immediately seize the open COM port.
To ensure you get the exact resolution you need, could you provide a bit more context?
Your device is completely unresponsive, or the previous flash failed. preloaderk62v164bspbin patched
Identifies the partition and function of the binary image file.
If the phone vibrates repeatedly but fails to turn on, the RAM timing signatures inside the patched binary do not match your physical motherboard's hardware revision. You will need to flash the original stock preloader file from your factory firmware backup to restore standard operation.
While a single paper titled "preloaderk62v164bspbin patched" does not exist, the following research documents extensively analyze the vulnerabilities and "patches" relevant to this specific preloader type: If the patched preloader is incompatible with your
When you see this file referred to as "patched," it usually signifies a critical modification designed to bypass security restrictions or fix boot-loop issues on MediaTek (MTK) based devices. What is a Preloader?
: If the preloader version does not match your specific hardware exactly, the device may become permanently unbootable.
This is the official tool from MediaTek used for flashing firmware images. It is commonly used to flash a patched preloader.bin file to a device, either to upgrade it or to attempt a debricking procedure. Your device is completely unresponsive, or the previous
lock state: 22 (lock) ... Fastboot lock state: 0x22 -> 00
In a standard factory state, the preloader is digitally signed by the manufacturer. If you attempt to flash unauthorized firmware or modify the system partitions, the stock preloader will detect a signature mismatch, block the operation, and trigger a . This often results in a soft-brick (bootloop) or a hard-brick (device won't turn on at all).