One UI3.1 deleting the new files I download

[Ameeeerr]

I download music from any site, if disappears before I open it. One UI is deleting it. How to stop it?

[innovativeAR121]

Bro no delete I also download it but not deleted it
See you have files

[Ameeeerr]

Where do I find them? Any suggested folder/directory?

[innovativeAR121]

Android >folders > downloads

[spedix]

go to settings press digital wellping do it restart your mobile after one hour annnnnnd doon