Ensure the device has at least 50% charge to prevent it from turning off mid-flash, which can permanently brick the motherboard.
In the "Download" tab, click Choose next to "Scatter-loading File" and select the MT6755_Android_scatter.txt from your firmware folder. Select Flash Mode: ROM Meizu M3 Note (M91 & L91) Official Repair F...
The official MediaTek utility for flashing deep-level firmware. Ensure the device has at least 50% charge
If you encounter "PMT changed for the ROM," you may need to select "Format All + Download," though this can risk losing your IMEI (serial number) data. If you encounter "PMT changed for the ROM,"
The requires specific "repair" or "unbrick" firmware when standard OTA updates fail or the device is stuck in a bootloop. Because these models use the MediaTek (MT6755) Helio P10 chipset, you must use the SP Flash Tool for a deep repair flash. Critical Firmware Information
For standard updates or fixing minor software bugs. Firmware Upgrade: For unbricking or fixing bootloops. Initiate Flash: Click the Download button in the tool.
The M91 and L91 variants are often region-specific (China vs. Global), and flashing the wrong version can cause further issues like a black screen. Typical Build Identifier Key Characteristics M91(M3-Note)-...-stable Often the "M" revision, common in China-market units. L91 20160831...-intl-prd-stable Often the "L" or International/Global revision. Required Tools for Repair