Crucial Warning: Confirm your device model is Lenovo A5860 before flashing. Always select "Download Only" inside SP Flash Tool. Selecting "Format All + Download" wipes the protected NVRAM partition blocks, resulting in permanent deletion of factory RF calibration and null IMEI addresses.
Download Firmware for Lenovo A5860
A5860_USR_S318_1606301830_MP1V2_8G_CMCC_CN.7z
Official factory service stock ROM for the Lenovo A5860 China Mobile 8GB variant. Includes complete partition table, preloader, audio DSP libraries, boot, recovery, system, and userdata binaries.
MD5: e800c8b017d6f81479f68f281b425fbe
Flashing Overview for Lenovo A5860
- Download and unpack the A5860 firmware package to C:\Lenovo_A5860
- Install MediaTek USB VCOM Preloader drivers on your Windows PC
- Open SP Flash Tool and select MT6735_Android_scatter.txt under Scatter-loading
- Set flashing mode to "Download Only" and click the Download button
- Power off phone, remove/reinsert BL248 battery, hold Volume Down, and plug in microUSB cable
Expand preparation checklist for Lenovo A5860
- Verify the model number reads Lenovo A5860 beneath the removable 2250mAh battery (model BL248).
- Install 64-bit MediaTek USB VCOM Preloader drivers on a Windows workstation.
- Extract the 7z archive directly into a shallow directory path without spaces (such as C:Lenovo_A5860).
- Verify that MT6735_Android_scatter.txt and associated image binaries (boot, recovery, system) are present.
- Ensure the removable BL248 battery maintains at least 40% charge before initiating the flashing sequence.
- Connect via a high-quality microUSB cable plugged into a rear motherboard USB 2.0 port to prevent communication drops.
Compatibility & Bootloader Notes
Flashing stock firmware via SP Flash Tool writes raw partition images directly over MediaTek's BROM and Preloader interfaces without requiring an unlocked bootloader.
Ready to Flash This Firmware?
Full step-by-step instructions for Lenovo A5860, including prerequisites, error fixes, and screenshots, are on FlashGuideHub's SP Flash Tool guide.
Frequently Asked Questions
The Lenovo A5860 features a specialized rear-facing acoustic resonance chamber coupled with Waves MaxxAudio mobile DSP tuning and high-output audio amplification. The motherboard integrates the 64-bit quad-core MediaTek MT6735 chipset clocked at 1.3 GHz alongside an ARM Mali-T720 MP2 GPU and 1 GB of LPDDR3 RAM.
The handset incorporates 8 GB of eMMC 4.5 storage using an MBR/scatter partition map, providing approximately 4.6 GB of accessible storage for the user partition. It features a dedicated external microSD card slot supporting up to 32 GB formatted as FAT32, powered by a removable 2250 mAh lithium-ion battery (model BL248).
The "CMCC" designation indicates network calibration for China Mobile Communications Corporation, while "CN" specifies mainland China. The modem firmware inside this package is specifically calibrated for China Mobile's TD-LTE (Bands 38, 39, 40, and 41) and TD-SCDMA 3G frequencies.
Build S318 is an official maintenance release built on Google Android 5.0 (Lollipop) customized with Lenovo VIBE UI 2.5. It incorporates vendor-level audio DSP libraries and kernel patches tailored to drive the rear sound chamber hardware.