# Read-Only Memory Image In the notebook's mobile context, “ROMs” most plausibly means Android firmware or custom operating-system images rather than literal semiconductor read-only memory. ## Source - [[Scanned_20260730-1806#Page 2 — `Scanned_20260730-1806.pdf`, PDF page 2|Scanned_20260730-1806, PDF page 2]] ## Evidence to preserve Device target, build, source, hash, signer, bootloader requirement, installation method, partition map, and rollback path.