Primo D Series

1. install driver.
2.Open Flash Tool

3.Open Download Agent and select MTK_AllinOne_DA

4. Open scatter_loading and select SW---> WBWS212WA_0301_T5067 MT6577_Android_scatter_emmc

5. Click Firmware-> Upgrade and connect USB with mobile (without battery)
6. Insert Battery then start downloading ..
7.When it shows Firmware Upgrade with green colour, the installation is completed.



D1 Firmware