This means the device has a secured bootloader and requires a "DA" (Download Agent) file or an authentication file loaded into the SP Flash Tool. Device boots to a black screen after flashing:
A major source for tested clone flash files (requires a free account). Samsung Clone S10 Lite Flash File MT6580 8.0
Flashing these devices requires specific software because they do not respond to official Samsung tools like Odin. SP Flash Tool : The industry standard for MediaTek devices. It uses a scatter file MT6580_Android_scatter.txt This means the device has a secured bootloader
Your phone should have at least 50% battery to avoid a mid-process shutdown. Flashing will erase all user data . Back up your files if the device still boots. Step-by-Step Installation Guide 1. Prepare Your Files SP Flash Tool : The industry standard for MediaTek devices
If you performed a "Format All + Download", your IMEI numbers (stored in NVRAM) are erased. Without them, the phone won't recognize a SIM card.
⚠️ – Odin is only for genuine Samsung Exynos/Qualcomm devices. Odin will destroy a clone.