Black screen Zenfone 5z (pokemon)

I have a zenfone 5z with snapdragon 845,i have installed citra from play store. When i try to play Pokemon x or Sapphire the screen just turn black and nothing happend,what am i suppose to do?

System Information

  • Operating System:
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  • Citra Version (found in title bar):
  • Game:
  • Screenshot of Issue (include the full Citra window including titlebar):

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