- Aug 3, 2025
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The Blackview BV4900 is a rugged waterproof Android phone powered by the MediaTek MT6761 (Helio A22) chipset. This device is well-regarded for its durable construction, but users often face software glitches such as bootloop, Wi-Fi & GPS problems, slow system UI, and failed firmware updates. The official firmware files below restore original system stability, fix bugs, and enable full system recovery for phones stuck after OTA failures or custom ROM flashes.
Warning: Flashing the wrong firmware or scatter file can brick your device or erase IMEI/NVRAM. Always check your exact model number, firmware version, and region before proceeding. Backup your data before flashing!
Blackview BV4900 (MT6761) Firmware Details
Download Official Firmware for Blackview BV4900 (MT6761)
Filename: Blackview_BV4900_MT6761_S1_200909.zip
Size: 1.46GB
Download Link: Download from Google Drive
Build Version: S1_200909
Changelog: Initial official release for system recovery. Fixes failed update/bootloop issues, reboots, and Wi-Fi network drops often reported by users of the first firmware variant.
Filename: Blackview_BV4900_MT6761_S1_210406.zip
Size: 1.70GB
Download Link: Download from MediaFire
Build Version: S1_210406
Changelog: Updated security patches, improved power management, resolved slow UI and lag, and fixed sporadic GPS tracking bugs seen in earlier builds.
Filename: Blackview_BV4900_MT6761_S1_210130.zip
Size: 1.78GB
Download Link: Download from MediaFire
Build Version: S1_210130
Changelog: Bug fixes for random auto-restarts, updated Google Play compatibility, fixed Bluetooth pairing and enhanced camera performance.
The Requirements
How to Flash the Firmware
For a full step-by-step guide with pictures and troubleshooting tips, see:
Complete SP Flash Tool Tutorial
Disclaimer: Use firmware files only for the exact Blackview BV4900 (MT6761) model. Flashing is at your own risk. Blog The Tech is not responsible for bricked devices or data loss. Request support in the forum thread if you have issues.
Warning: Flashing the wrong firmware or scatter file can brick your device or erase IMEI/NVRAM. Always check your exact model number, firmware version, and region before proceeding. Backup your data before flashing!
Blackview BV4900 (MT6761) Firmware Details
| Device | Blackview BV4900 |
| Model | BV4900 (MT6761) |
| Chipset | MediaTek MT6761 (Helio A22) |
| Android Version | Android 10 |
| File Type | Official Stock ROM (SP Flash Tool scatter) |
| Flashing Tool | SP Flash Tool |
Download Official Firmware for Blackview BV4900 (MT6761)
Filename: Blackview_BV4900_MT6761_S1_200909.zip
Size: 1.46GB
Download Link: Download from Google Drive
Build Version: S1_200909
Changelog: Initial official release for system recovery. Fixes failed update/bootloop issues, reboots, and Wi-Fi network drops often reported by users of the first firmware variant.
Filename: Blackview_BV4900_MT6761_S1_210406.zip
Size: 1.70GB
Download Link: Download from MediaFire
Build Version: S1_210406
Changelog: Updated security patches, improved power management, resolved slow UI and lag, and fixed sporadic GPS tracking bugs seen in earlier builds.
Filename: Blackview_BV4900_MT6761_S1_210130.zip
Size: 1.78GB
Download Link: Download from MediaFire
Build Version: S1_210130
Changelog: Bug fixes for random auto-restarts, updated Google Play compatibility, fixed Bluetooth pairing and enhanced camera performance.
The Requirements
- Blackview BV4900 (MT6761) device with at least 30% battery
- SP Flash Tool (latest version) installed on your PC
- Original USB cable for your device
- MediaTek USB VCOM Drivers installed (Windows PC)
- Extracted firmware package in a new folder
- Full backup of all user data
How to Flash the Firmware
- Extract the downloaded firmware ZIP to a separate folder.
- Open SP Flash Tool and load the included MT6761_Android_scatter.txt file.
- Power off your phone and connect it to your PC via USB (with battery installed).
- Click “Download” in SP Flash Tool and wait for the process to complete.
- Disconnect and reboot when you see the “Download OK” message.
For a full step-by-step guide with pictures and troubleshooting tips, see:
Complete SP Flash Tool Tutorial
Disclaimer: Use firmware files only for the exact Blackview BV4900 (MT6761) model. Flashing is at your own risk. Blog The Tech is not responsible for bricked devices or data loss. Request support in the forum thread if you have issues.
