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KN4n-16.3.0.160SP03(RU004PF001AZ) is the official stock firmware (ROM) build number for the TECNO Spark 50 (4G).
KN4n-16.3.0.160SP03(OP004PF001AZ) is an official system firmware (Stock ROM) build number for the Tecno Spark 50 (model code KN4n). Released in early November 2026, this Android 16-based HiOS update targets the global open-market variant of the device.
KN4n-16.3.0.140SP22(TR006PF001AZ) is the official stock firmware (ROM) build number for the Tecno Spark 50 (model KN4n), specifically built for the Turkey region. This 6.56 GB MediaTek firmware package runs on Android 16 and is used to update, unbrick, or repair software issues on the device.
KN4n-16.3.0.140SP22(OP006PF001AZ) is the official stock firmware (ROM) build number for the Tecno Spark 50 (4G) smartphone.
KN4n-16.2.0.130SP09(OP009PF001AZ) is an official stock firmware (ROM) build number for the Tecno Spark 50 (Model KN4n). This full flash file package runs on Android 16 (HiOS 16), measures approximately 7.56 GB, and is designed for MediaTek Helio G81