MicroMax Bolt Q381
Release Date 2016
OS Android 5.1 (Lollipop)
Processor Spreadtrum SC7731G
Battery 2000 mAh
⚠️ Important Notice

Flashing firmware can be risky. Follow instructions carefully and backup your data before proceeding. We are not responsible for any damage to your device.

Available Firmware Files

File Name Size Download
Micromax_Q381_SW_V009_HW_V1.0_18032016_SPD.zip
949 MB
Micromax_Q381_SW_V013_HW_V1.0_23062016_SPD.zip
953 MB
Micromax_Q381_SW_V014_HW_V1.0_09102016_SPD.zip
953 MB
Micromax_Q381_SW_V016_HW_V1.0_19012017_SPD.zip
954 MB
How to Flash Stock ROM
  1. Download the correct ROM file for your device
  2. Install the required flash tool
  3. Enable USB debugging on your device
  4. Boot your device into download mode
  5. Connect your device to computer via USB
  6. Load the ROM file in the flash tool and start flashing
  7. Wait for the process to complete
  8. Reboot your device
Precautions
  • Backup all important data before flashing
  • Ensure battery is at least 50% charged
  • Use original USB cable for stable connection
  • Don't disconnect during flashing process
  • Download ROM only for your specific model
  • Follow manufacturer's instructions carefully