diff --git a/ofdl dl.go b/ofdl dl.go
deleted file mode 100644
index 7ccecf9..0000000
--- a/ofdl dl.go	
+++ /dev/null
@@ -1,225 +0,0 @@
-private static async Task<string?> GetDRMMPDPSSH(string mpdUrl, string policy, string signature, string kvp)
-{
-    try
-    {
-        HttpClient client = new HttpClient();
-        var request = new HttpRequestMessage
-        {
-            RequestUri = new Uri(mpdUrl),
-            Method = HttpMethod.Get,
-        };
-        request.Headers.Add("Accept", "application/dash+xml,video/vnd.mpeg.dash.mpd");
-        request.Headers.Add("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.110 Safari/537.36");
-        request.Headers.Add("Cookie", $"CloudFront-Policy={policy}; CloudFront-Signature={signature}; CloudFront-Key-Pair-Id={kvp}");
-
-        var response = await client.SendAsync(request);
-        response.EnsureSuccessStatusCode();
-
-        string mpdContent = await response.Content.ReadAsStringAsync();
-        XDocument mpdDoc = XDocument.Parse(mpdContent);
-        XNamespace ns = "urn:mpeg:dash:schema:mpd:2011";
-        var psshElement = mpdDoc.Descendants(ns + "PSSH").FirstOrDefault();
-
-        return psshElement?.Value;
-    }
-    catch (Exception ex)
-    {
-        Log.Error("Error getting PSSH: {0}", ex.Message);
-        return null;
-    }
-}
-
-private static async Task<DateTime> GetDRMMPDLastModified(string mpdUrl, string policy, string signature, string kvp)
-{
-    try
-    {
-        HttpClient client = new HttpClient();
-        var request = new HttpRequestMessage
-        {
-            RequestUri = new Uri(mpdUrl),
-            Method = HttpMethod.Head,
-        };
-        request.Headers.Add("Accept", "application/dash+xml,video/vnd.mpeg.dash.mpd");
-        request.Headers.Add("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.110 Safari/537.36");
-        request.Headers.Add("Cookie", $"CloudFront-Policy={policy}; CloudFront-Signature={signature}; CloudFront-Key-Pair-Id={kvp}");
-
-        var response = await client.SendAsync(request);
-        response.EnsureSuccessStatusCode();
-
-        return response.Content.Headers.LastModified?.DateTime ?? DateTime.Now;
-    }
-    catch (Exception ex)
-    {
-        Log.Error("Error getting MPD last modified date: {0}", ex.Message);
-        return DateTime.Now;
-    }
-}
-
-private static Dictionary<string, string> GetDynamicHeaders(string url, string queryParams)
-{
-    var headers = new Dictionary<string, string>();
-    try
-    {
-        headers = auth.GetDynamicHeaders(url, queryParams);
-    }
-    catch (Exception ex)
-    {
-        Log.Error("Error getting dynamic headers: {0}", ex.Message);
-    }
-    return headers;
-}
-
-private static async Task<string> GetDecryptionKeyOFDL(Dictionary<string, string> drmHeaders, string licenseUrl, string pssh)
-{
-    try
-    {
-        var client = new HttpClient();
-        var request = new HttpRequestMessage(HttpMethod.Post, "https://ofdl.tools/wv")
-        {
-            Content = new FormUrlEncodedContent(new Dictionary<string, string>
-            {
-                { "license_url", licenseUrl },
-                { "headers", JsonConvert.SerializeObject(drmHeaders) },
-                { "pssh", pssh },
-                { "build_identifier", "windows_software_widevinecdm_win_x86_64" },
-                { { "proxy", "" }
-            })
-        };
-
-        var response = await client.SendAsync(request);
-        response.EnsureSuccessStatusCode();
-
-        var responseContent = await response.Content.ReadAsStringAsync();
-        var jsonResponse = JObject.Parse(responseContent);
-        return jsonResponse["keys"][0]["key"].ToString();
-    }
-    catch (Exception ex)
-    {
-        Log.Error("Error getting decryption key from OFDL: {0}", ex.Message);
-        throw;
-    }
-}
-
-private static async Task<string> GetDecryptionKeyCDM(Dictionary<string, string> drmHeaders, string licenseUrl, string pssh)
-{
-    try
-    {
-        var client = new WidevineClient.Widevine.CDMClient();
-        return await client.GetContentKey(licenseUrl, drmHeaders, pssh);
-    }
-    catch (Exception ex)
-    {
-        Log.Error("Error getting decryption key from CDM: {0}", ex.Message);
-        throw;
-    }
-}
-
-private static async Task<bool> DownloadPurchasedMessageDRMVideo(
-    string policy,
-    string signature,
-    string kvp,
-    string url,
-    string decryptionKey,
-    string folder,
-    DateTime lastModified,
-    long media_id,
-    string api_type,
-    ProgressTask task,
-    string filenameFormat,
-    Purchased.List? messageInfo,
-    Medium? messageMedia,
-    User? fromUser,
-    Dictionary<string, int> users)
-{
-    try
-    {
-        string filename = string.Empty;
-        string customFileName = string.Empty;
-        string path = string.Empty;
-
-        if (messageInfo != null && messageMedia != null && fromUser != null)
-        {
-            filename = await DownloadHelper.GenerateFilename(filenameFormat, "Messages", messageInfo, messageMedia, fromUser, users, api_type);
-            customFileName = filename.Split('.')[0];
-            path = Path.Combine(folder, filename);
-        }
-        else
-        {
-            filename = $"{media_id}.mp4";
-            path = Path.Combine(folder, filename);
-        }
-
-        if (File.Exists(path) && new FileInfo(path).Length > 0)
-        {
-            return false;
-        }
-
-        var downloader = new DownloadHelper.DRMVideoDownloader();
-        await downloader.DownloadDRMVideo(
-            url: url,
-            decryptionKey: decryptionKey,
-            folder: folder,
-            lastModified: lastModified,
-            policy: policy,
-            signature: signature,
-            kvp: kvp,
-            customFileName: customFileName,
-            task: task);
-
-        return true;
-    }
-    catch (Exception ex)
-    {
-        Log.Error("Error downloading DRM video: {0}", ex.Message);
-        return false;
-    }
-}
-
-private static async Task<bool> DownloadPurchasedMedia(
-    string url,
-    string folder,
-    long media_id,
-    string api_type,
-    ProgressTask task,
-    string filenameFormat,
-    Purchased.List? messageInfo,
-    Medium? messageMedia,
-    User? fromUser,
-    Dictionary<string, int> users)
-{
-    try
-    {
-        string filename = string.Empty;
-        string path = string.Empty;
-
-        if (messageInfo != null && messageMedia != null && fromUser != null)
-        {
-            filename = await DownloadHelper.GenerateFilename(filenameFormat, "Messages", messageInfo, messageMedia, fromUser, users, api_type);
-            path = Path.Combine(folder, filename);
-        }
-        else
-        {
-            filename = $"{media_id}.mp4";
-            path = Path.Combine(folder, filename);
-        }
-
-        if (File.Exists(path) && new FileInfo(path).Length > 0)
-        {
-            return false;
-        }
-
-        var downloader = new DownloadHelper.MediaDownloader();
-        await downloader.DownloadMedia(
-            url: url,
-            folder: folder,
-            filename: filename,
-            task: task);
-
-        return true;
-    }
-    catch (Exception ex)
-    {
-        Log.Error("Error downloading media: {0}", ex.Message);
-        return false;
-    }
-}
\ No newline at end of file