Once DownloadItem is called, Steam starts downloading in the background. You can check the status using callbacks or polling.
You cannot access the Steam API without an account. For Web API keys, your account must be in "Developer" status (easily obtained) and have a confirmed email. steam api init download
// 2. Create a handle for the download request // The 'true' flag prioritizes the download immediately UGCDownloadHandle_t handle = steamUGC->CreateQueryUGCDetailsRequest(&fileID, 1); Once DownloadItem is called, Steam starts downloading in