Step 1

If we need change recycle bin setting then Navigate Central Administration –> Manage Web Application –>Select Web Application then select General Setting –>General Setting
here we can see the recycle bin setting.

Step 2

If we need restore deleted items from recycle bin then navigate Recycle Bin –> Site Collection Recycle Bin –> Deleted from end user Recycle Bin , here we can select and restore the deleted items .