In the context of Android smartphones, "firmware" refers to the operating system software specifically designed for the hardware of the device. For the Redmi Note 7, the firmware includes the Android OS (Operating System), the MIUI user interface, the Linux kernel, and proprietary drivers for the hardware (like the Snapdragon 660 processor and the Samsung GM1 camera sensor).
Flashing original or custom firmware requires specific tools and a standard procedure: Xiaomi Redmi Note 7 (xiaomi-lavender) - postmarketOS Wiki firmware redmi note 7
| Type | File Extension | Purpose | |------|----------------|---------| | Fastboot ROM | .tgz | Full flash via PC (Mi Flash Tool); wipes all partitions. | | Recovery ROM | .zip | OTA updates or manual install via MIUI Recovery. | | Incremental OTA | .zip | Small patches between official builds. | In the context of Android smartphones, "firmware" refers