Bug on application startup

Put the summary of the bug you're having here

*What I expected to happen was...:*full screen app this buggy
Describe what you thought should happen here

What actually happened was...: The app is showing across the screen
Describe what happened here

Steps to Reproduce:
1. Open the app
2. ...The fullscreen app is buggy instantly
3. ...The screen is half

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Device: LG-E345F "LG Optmus II Dual"

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second bug:

The app startup delay, I have to delete and turn the screen to open the app