System.Net.WebClient w = new System.Net.WebClient(); string path = System.Environment.GetFolderPath(System.Environment.SpecialFolder.LocalApplicationData); string downloadLoc = path+@"\TabularEditor\BPARules.json"; string url = "https://raw.githubusercontent.com/microsoft/Analysis-Services/master/BestPracticeRules/BPARules.json"; string dlMessage = "Downloaded BPARules.json. Please restart Tabular Editor."; if (System.IO.File.Exists(downloadLoc)) { if (System.Windows.Forms.MessageBox.Show("Would you like to overwrite the existing BPARules.json file?","Overwrite Existing BPA Rules",System.Windows.Forms.MessageBoxButtons.YesNo,System.Windows.Forms.MessageBoxIcon.Warning) == System.Windows.Forms.DialogResult.Yes) { System.Windows.Forms.MessageBox.Show(dlMessage,"Overwrite Existing BPA Rules",System.Windows.Forms.MessageBoxButtons.OK,System.Windows.Forms.MessageBoxIcon.Information); } else { System.Windows.Forms.MessageBox.Show("Did not download BPARules.json.","Overwrite Existing BPA Rules",System.Windows.Forms.MessageBoxButtons.OK,System.Windows.Forms.MessageBoxIcon.Information); } } else { System.Windows.Forms.MessageBox.Show(dlMessage,"Download BPA Rules",System.Windows.Forms.MessageBoxButtons.OK,System.Windows.Forms.MessageBoxIcon.Information); w.DownloadFile(url, downloadLoc); }