Background image Blurred

Hi, nice to meet you all.

I need some help about image that i try to add for screen background. I have tried to use only screen background, using vertical arangement background, and using image. but all the same, it goes blurred when i try it on companion or even exported it as an apk file.
My actual file is 3mb on size and ive tried use it as an wallpaper and no problem found.

image :

My phone wallpaper :


Please someone help me.
Thank you