Here is how to fix your Starmobile Sky whenever it stuck on logo, bootlop, or any software related issues. Of course the very first step here is via Hard Reset method. Just link on this, How To Hard Reset Starmobile Sky
How To Flash Starmobile Sky Via SPFlash Tool
1. Download firmware and flasher.
2. Extract and open the files that you have downloaded. Open SPFlash Tool
3. Click Scatter-loading and browse MT6572_Android_scatter.
4. Choose firmware upgrade.
5. Click Download.
6. Wait until process finish.
How To Flash Starmobile Sky Via SPFlash Tool
1. Download firmware and flasher.
2. Extract and open the files that you have downloaded. Open SPFlash Tool
3. Click Scatter-loading and browse MT6572_Android_scatter.
4. Choose firmware upgrade.
5. Click Download.
6. Wait until process finish.