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// graph-permissions · Calendars

Calendars.ReadWrite.SharedMicrosoft Graph permission · Medium risk

Allows the app to create, read, update and delete events in all calendars in the organization user has permissions to access. This includes delegate and shared calendars.

Delegated permission

Medium risk

Read and write user and shared calendars. Allows the app to create, read, update and delete events in all calendars in the organization user has permissions to access. This includes delegate and shared calendars.

ID12466101-c9b8-439a-8589-dd09ee67e8e9
ConsentUsers can consent, if your consent settings allow it
RiskReads or changes the signed-in user's content, limited to what that user can access.

Ask for it when signing in

Delegated permissions act as the signed-in user, so the app can never do more than that user can.

powershell1 line
Connect-MgGraph -Scopes "Calendars.ReadWrite.Shared"

Which apps already have it?

powershell6 lines
# Apps with delegated consent for Calendars.ReadWrite.Shared
Connect-MgGraph -Scopes "Application.Read.All", "Directory.Read.All"
$graph = Get-MgServicePrincipal -Filter "appId eq '00000003-0000-0000-c000-000000000000'"
Get-MgOauth2PermissionGrant -All |
    Where-Object { $_.ResourceId -eq $graph.Id -and ($_.Scope -split " ") -contains "Calendars.ReadWrite.Shared" } |
    Select-Object ClientId, ConsentType, PrincipalId

Other Calendars permissions

Check every app in your tenant → Permission explainer