Create Graph API Request to Turn M365 Group into a Team

CreateTeamUsingGraphAPI.ps1

# Create the team request body
$teamBody =
'{
  "memberSettings": {
    "allowCreateUpdateChannels": true,
    "allowDeleteChannels": true,
    "allowAddRemoveApps": true,
    "allowCreateUpdateRemoveTabs": true,
    "allowCreateUpdateRemoveConnectors": true    
  },
  "guestSettings": {
    "allowCreateUpdateChannels": true,
    "allowDeleteChannels": true 
  },
  "messagingSettings": {
    "allowUserEditMessages": true,
    "allowUserDeleteMessages": true,
    "allowOwnerDeleteMessages": true,
    "allowTeamMentions": true,
    "allowChannelMentions": true    
  },
  "funSettings": {
    "allowGiphy": true,
    "giphyContentRating": "strict",
    "allowStickersAndMemes": true,
    "allowCustomMemes": true
  }
}'

$newTeam = Invoke-RestMethod -Uri "https://graph.microsoft.com/v1.0/groups/$($newGroup.id)/team" -Method PUT -Headers $headers -Body $teamBody