Xiaomi Redmi 4A (rolex)

BIOS .zip 2.48 MB Shared

Firmware archive for the Xiaomi Redmi 4A, code name rolex, packaged as ZIP and weighing 2.48 MB. Its size suggests loader and partition files for service flashing rather than a complete operating system. It is mainly used to recover bricked phones or restore damaged system partitions with a compatible flashing tool. Confirm the code name before writing so the files match the phone's hardware. Extract it with any archiver, check the files and back up the original partitions first.

The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @uzb4422. Enginerys does not host this file.

How to open a .zip file

Compressed archive that every operating system opens without extra software.

Built-in OS tools7-Zip

More about .zip files

Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →