: If the Multi-Download tool continues to fail, you can try flashing individual partitions (boot, recovery, system) using Minimal ADB and Fastboot fastboot flash boot boot.img fastboot flash recovery recovery.img fastboot flash system system.img fastboot reboot SD Card (dload) Method : Extract the UPDATE.APP firmware and place it in a folder named on an SD card. Insert it into the phone and hold Volume Up + Volume Down + Power to trigger a manual update. Troubleshooting Tips Clear Update Cache : If the download is stuck, go to Settings > Apps > Software update > Storage and select Clear Data Hardware Check
If the multi-download tool fails, fall back to manual fastboot commands. : If the Multi-Download tool continues to fail,
If all software attempts fail, the phone’s eMMC or UFS storage chip may have bad blocks or be completely corrupted. In this case, no amount of flashing will succeed. Your only hardware-level fix is: If all software attempts fail, the phone’s eMMC