You can use the Minimal Wallpapers to download the wallpapers also there is option that you can direct set the wallpaper there is no need to download the wallpaper also you can crop the wallpaper and download it the downloaded wallpapers are stored in the file manager in Minimal Wallpapers folder

📌How to Use Minimal Wallpapers -
- Download & open this app
- You will see the multiple wallpapers
- Click on the wallpapers
- Click on the plus sign
-Now click on the set wallpaper or download
-If you want to crop the wallpaper click on crop
-Now it will save the crop wallpaper in minimal wallpapers folder