Establecer administrador de OneDrive con PowerShell
$ssODFBSite="<ODFB_Site_Url>"
$sSecondaryODFBAdmin ="<O365_User_To_Add>"
Set-SPOUser -Site $sODFBSite -LoginName $sSecondaryODFBAdmin -IsSiteCollectionAdmin $true
Wide-eyed Willet