Public/Update-ApplicationLogo.ps1
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function Update-ApplicationLogo { <# .SYNOPSIS This function is used to add a logo to an application in Microsoft Intune .DESCRIPTION This function is used to add a logo to an application in Microsoft Intune .EXAMPLE Update-ApplicationLogo -ApplicationId 'deedc70f-d790-4caf-962e-3871762d75a7' -LogoPath ./logo.png .EXAMPLE Update-ApplicationLogo -ApplicationId 'deedc70f-d790-4caf-962e-3871762d75a7' -LogoPath ./logo.jpg .INPUTS None. No objects can be piped into this function .OUTPUTS None. This function returns nothing .NOTES NAME: Update-ApplicationLogo #> [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [ValidatePattern('^[{]?[0-9a-fA-F]{8}-([0-9a-fA-F]{4}-){3}[0-9a-fA-F]{12}[}]?$')] [string] $ApplicationId, [Parameter(Mandatory = $true)] [ValidatePattern('^.*\.(jpe?g|png)$')] [string] $LogoPath ) switch -regex ($LogoPath) { '.*\.jpe?g' { $mimeType = 'image/jpeg' } '.*\.png' { $mimeType = 'image/png' } } $application = Invoke-GetRequest -CollectionPath "mobileApps/$ApplicationId" $imageBytes = [System.IO.File]::ReadAllBytes($LogoPath) $imageContent = [System.Convert]::ToBase64String($imageBytes) $body = @{ '@odata.type' = $application.'@odata.type' largeIcon = [ordered]@{ '@odata.type' = 'microsoft.graph.mimeContent' type = $mimeType value = $imageContent } } | ConvertTo-Json -Depth 10 Invoke-PatchRequest -CollectionPath "mobileApps/$ApplicationId" -Body $body } |