To display files along with hidden files, you need to use –Force parameter.
Get-ChildItem D:\Temp\ -Force
If you see the above output, hiddenfile.xlsx is the hidden file and same can be identified with the mode where –a-h—attribute of the file.
You can also use this parameter with –Recurse or –Depth.
Get-ChildItem D:\Temp\ -Recurse -Force