Move your camera roll pictures in folders, i've liked year / year-month with month having leading 0 (originally at https://www.thomasmaurer.ch/2015/03/move-files-to-folder-sorted-by-year-and-month-with-powershell/)

cleanup_phone_photos.ps

$TagLib = "C:\Program Files\PackageManagement\NuGet\Packages\TagLibSharp.2.2.0\lib\netstandard2.0\TagLibSharp.dll"
Add-Type -Path $TagLib

[System.Reflection.Assembly]::LoadFile($TagLib)

# Get the files which should be moved, without folders
$files = Get-ChildItem 'X:\OneDrive\Pictures' -Recurse | Where-Object { !$_.PSIsContainer }

# List Files which will be moved
$files

# Target Filder where files should be moved to. The script will automatically create a folder for the year and month.
$targetPath = 'X:\OneDrive\Photos'

foreach ($file in $files) {
  $tag = [TagLib.File]::Create($file)

  # Get year and Month of the file
  if ($tag.ImageTag.DateTime) {
    $year = $tag.ImageTag.DateTime.Year.ToString()
    # add 0 prefix to month
    $month = $tag.ImageTag.DateTime.Month.ToString("00")
  }
  elseif ($tag.Tag.DateTime) {
    $year = $tag.Tag.DateTime.Year.ToString()
    # add 0 prefix to month
    $month = $tag.Tag.DateTime.Month.ToString("00")
  }
  else {
    # I used LastWriteTime since this are synced files and the creation day will be the date when it was synced
    $year = $file.LastWriteTime.Year.ToString()
    # add 0 prefix to month
    $month = $file.LastWriteTime.Month.ToString("00")
  }

  # Out FileName, year and month
  $file.Name
  $year
  $month

  # Set Directory Path , change as wanted
  $Directory = $targetPath + "\" + $year + "\" + $year + "-" + $month
  # Create directory if it doesn't exists
  if (!(Test-Path $Directory)) {
    New-Item $directory -type directory
  }

  # Move File to new location, remove -Force if you might have files with the same name, i've used it since i knew that duplicates are ok to overwrite
  $file | Move-Item -Destination $Directory -Force
}