1. If you don't know original/required firmware version: check phone PCB to find any reference to originl firmware version. 2. Many phones has different name but the same hardware, so main criteria to find correct flash file is firmware version but not phone model name. 3. Flash file name consist of the next parts: =================================================================================== file name: E550_A5FRENCHBT_E550_GPRS_MT6226_S01.01_1__Cect-T689_16m_En_Fr.B0M.bin "E550_A5FRENCHBT_E550_GPRS_MT6226_S01.01_1": firmware version (with CPU info) "Cect-T689": model name "16m": flash chip size: 4Mb, 8Mb, 16Mb, 32m, 64m "En_Fr": languages inside firmware (English, French) "B0M.bin": firmware file extension "B0E.bin": eeprom/ffs file extension =================================================================================== file name: CM_GPRS-K588_Y560_JGH_PCB01_GPRS_MT6227_S01_16m_En_Cn_w_eeprom.B0M.bin "CM": "ChineseMiracle" "GPRS-K588": model name "Y560_JGH_PCB01_GPRS_MT6227_S01": firmware version (with CPU info) "16m": flash chip size: 4Mb, 8Mb, 16Mb "En_Cn": languages inside firmware "w_eeprom": contain eeprom/ffs inside file, it's "full flash" "B0M.bin": firmware file extension "B0E.bin": eeprom/ffs file extension ===================================================================================
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