.github/workflows/build.yml

@@ -25,10 +25,10 @@ jobs:
     env:
       DOTNET_CLI_TELEMETRY_OPTOUT: 1
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v4
 
       - name: Setup .NET Core
-        uses: actions/setup-dotnet@v5
+        uses: actions/setup-dotnet@v4
 
       - name: Build
         run: dotnet publish DepotDownloader/DepotDownloader.csproj -c ${{ matrix.configuration }} -o artifacts /p:ContinuousIntegrationBuild=true

.github/workflows/sk2-ci.yml

@@ -17,10 +17,10 @@ jobs:
     env:
       DOTNET_CLI_TELEMETRY_OPTOUT: 1
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v4
 
       - name: Setup .NET Core
-        uses: actions/setup-dotnet@v5
+        uses: actions/setup-dotnet@v4
 
       - name: Configure NuGet
         run: |

.github/workflows/winget.yml

@@ -14,11 +14,7 @@ jobs:
         run: |
           $wingetPackage = "SteamRE.DepotDownloader"
 
-          $headers = @{
-            Authorization = "Bearer ${{ secrets.GITHUB_TOKEN }}"
-          }
-
-          $github = Invoke-RestMethod -uri "https://api.github.com/repos/SteamRE/DepotDownloader/releases" -Headers $headers
+          $github = Invoke-RestMethod -uri "https://api.github.com/repos/SteamRE/DepotDownloader/releases"
 
           $targetRelease = $github | Where-Object -Property name -match '^DepotDownloader' | Select -First 1
           $assets = $targetRelease | Select -ExpandProperty assets -First 1

.gitignore

@@ -60,7 +60,7 @@ _ReSharper*
 *.ncrunch*
 .*crunch*.local.xml
 
-# Installshield output folder
+# Installshield output folder 
 [Ee]xpress
 
 # DocProject is a documentation generator add-in
@@ -117,5 +117,4 @@ protobuf/
 cryptopp/
 
 # misc
-Thumbs.db
-launchSettings.json
+Thumbs.db

DepotDownloader/ConsoleAuthenticator.cs

@@ -1,76 +0,0 @@
-// This file is subject to the terms and conditions defined
-// in file 'LICENSE', which is part of this source code package.
-
-using System;
-using System.Threading.Tasks;
-using SteamKit2.Authentication;
-
-namespace DepotDownloader
-{
-    // This is practically copied from https://github.com/SteamRE/SteamKit/blob/master/SteamKit2/SteamKit2/Steam/Authentication/UserConsoleAuthenticator.cs
-    internal class ConsoleAuthenticator : IAuthenticator
-    {
-        /// <inheritdoc />
-        public Task<string> GetDeviceCodeAsync(bool previousCodeWasIncorrect)
-        {
-            if (previousCodeWasIncorrect)
-            {
-                Console.Error.WriteLine("The previous 2-factor auth code you have provided is incorrect.");
-            }
-
-            string code;
-
-            do
-            {
-                Console.Error.Write("STEAM GUARD! Please enter your 2-factor auth code from your authenticator app: ");
-                code = Console.ReadLine()?.Trim();
-
-                if (code == null)
-                {
-                    break;
-                }
-            }
-            while (string.IsNullOrEmpty(code));
-
-            return Task.FromResult(code!);
-        }
-
-        /// <inheritdoc />
-        public Task<string> GetEmailCodeAsync(string email, bool previousCodeWasIncorrect)
-        {
-            if (previousCodeWasIncorrect)
-            {
-                Console.Error.WriteLine("The previous 2-factor auth code you have provided is incorrect.");
-            }
-
-            string code;
-
-            do
-            {
-                Console.Error.Write($"STEAM GUARD! Please enter the auth code sent to the email at {email}: ");
-                code = Console.ReadLine()?.Trim();
-
-                if (code == null)
-                {
-                    break;
-                }
-            }
-            while (string.IsNullOrEmpty(code));
-
-            return Task.FromResult(code!);
-        }
-
-        /// <inheritdoc />
-        public Task<bool> AcceptDeviceConfirmationAsync()
-        {
-            if (ContentDownloader.Config.SkipAppConfirmation)
-            {
-                return Task.FromResult(false);
-            }
-
-            Console.Error.WriteLine("STEAM GUARD! Use the Steam Mobile App to confirm your sign in...");
-
-            return Task.FromResult(true);
-        }
-    }
-}

DepotDownloader/ContentDownloader.cs

@@ -231,55 +231,59 @@ namespace DepotDownloader
             }
 
             var manifests = depotChild["manifests"];
+            var manifests_encrypted = depotChild["encryptedmanifests"];
 
-            if (manifests.Children.Count == 0)
+            if (manifests.Children.Count == 0 && manifests_encrypted.Children.Count == 0)
                 return INVALID_MANIFEST_ID;
 
             var node = manifests[branch]["gid"];
 
-            // Non passworded branch, found the manifest
-            if (node.Value != null)
-                return ulong.Parse(node.Value);
-
-            // If we requested public branch and it had no manifest, nothing to do
-            if (string.Equals(branch, DEFAULT_BRANCH, StringComparison.OrdinalIgnoreCase))
-                return INVALID_MANIFEST_ID;
-
-            // Either the branch just doesn't exist, or it has a password
-            if (string.IsNullOrEmpty(Config.BetaPassword))
+            if (node == KeyValue.Invalid && !string.Equals(branch, DEFAULT_BRANCH, StringComparison.OrdinalIgnoreCase))
             {
-                Console.WriteLine($"Branch {branch} for depot {depotId} was not found, either it does not exist or it has a password.");
-                return INVALID_MANIFEST_ID;
-            }
+                var node_encrypted = manifests_encrypted[branch];
+                if (node_encrypted != KeyValue.Invalid)
+                {
+                    var password = Config.BetaPassword;
+                    while (string.IsNullOrEmpty(password))
+                    {
+                        Console.Write("Please enter the password for branch {0}: ", branch);
+                        Config.BetaPassword = password = Console.ReadLine();
+                    }
 
-            if (!steam3.AppBetaPasswords.ContainsKey(branch))
-            {
-                // Submit the password to Steam now to get encryption keys
-                await steam3.CheckAppBetaPassword(appId, Config.BetaPassword);
+                    var encrypted_gid = node_encrypted["gid"];
 
-                if (!steam3.AppBetaPasswords.ContainsKey(branch))
-                {
-                    Console.WriteLine($"Error: Password was invalid for branch {branch} (or the branch does not exist)");
-                    return INVALID_MANIFEST_ID;
-                }
-            }
+                    if (encrypted_gid != KeyValue.Invalid)
+                    {
+                        // Submit the password to Steam now to get encryption keys
+                        await steam3.CheckAppBetaPassword(appId, Config.BetaPassword);
 
-            // Got the password, request private depot section
-            // TODO: We're probably repeating this request for every depot?
-            var privateDepotSection = await steam3.GetPrivateBetaDepotSection(appId, branch);
+                        if (!steam3.AppBetaPasswords.TryGetValue(branch, out var appBetaPassword))
+                        {
+                            Console.WriteLine("Password was invalid for branch {0}", branch);
+                            return INVALID_MANIFEST_ID;
+                        }
 
-            // Now repeat the same code to get the manifest gid from depot section
-            depotChild = privateDepotSection[depotId.ToString()];
+                        var input = Util.DecodeHexString(encrypted_gid.Value);
+                        byte[] manifest_bytes;
+                        try
+                        {
+                            manifest_bytes = Util.SymmetricDecryptECB(input, appBetaPassword);
+                        }
+                        catch (Exception e)
+                        {
+                            Console.WriteLine("Failed to decrypt branch {0}: {1}", branch, e.Message);
+                            return INVALID_MANIFEST_ID;
+                        }
 
-            if (depotChild == KeyValue.Invalid)
-                return INVALID_MANIFEST_ID;
+                        return BitConverter.ToUInt64(manifest_bytes, 0);
+                    }
 
-            manifests = depotChild["manifests"];
+                    Console.WriteLine("Unhandled depot encryption for depotId {0}", depotId);
+                    return INVALID_MANIFEST_ID;
+                }
 
-            if (manifests.Children.Count == 0)
                 return INVALID_MANIFEST_ID;
-
-            node = manifests[branch]["gid"];
+            }
 
             if (node.Value == null)
                 return INVALID_MANIFEST_ID;
@@ -425,7 +429,7 @@ namespace DepotDownloader
 
             if (!await AccountHasAccess(appId, appId))
             {
-                if (steam3.steamUser.SteamID.AccountType != EAccountType.AnonUser && await steam3.RequestFreeAppLicense(appId))
+                if (await steam3.RequestFreeAppLicense(appId))
                 {
                     Console.WriteLine("Obtained FreeOnDemand license for app {0}", appId);
 
@@ -542,8 +546,6 @@ namespace DepotDownloader
                 }
             }
 
-            Console.WriteLine();
-
             try
             {
                 await DownloadSteam3Async(infos).ConfigureAwait(false);

DepotDownloader/DepotDownloader.csproj

@@ -1,10 +1,10 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <OutputType>Exe</OutputType>
     <TargetFramework>net9.0</TargetFramework>
     <EnforceCodeStyleInBuild>true</EnforceCodeStyleInBuild>
     <RollForward>LatestMajor</RollForward>
-    <Version>3.4.0</Version>
+    <Version>3.0.0</Version>
     <Description>Steam Downloading Utility</Description>
     <Authors>SteamRE Team</Authors>
     <Copyright>Copyright © SteamRE Team 2025</Copyright>
@@ -25,8 +25,8 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="protobuf-net" Version="3.2.52" />
+    <PackageReference Include="protobuf-net" Version="3.2.46" />
     <PackageReference Include="QRCoder" Version="1.6.0" />
-    <PackageReference Include="SteamKit2" Version="3.3.0" />
+    <PackageReference Include="SteamKit2" Version="3.0.2" />
   </ItemGroup>
 </Project>

DepotDownloader/DownloadConfig.cs

@@ -31,6 +31,5 @@ namespace DepotDownloader
         public uint? LoginID { get; set; }
 
         public bool UseQrCode { get; set; }
-        public bool SkipAppConfirmation { get; set; }
     }
 }

DepotDownloader/Program.cs

@@ -17,8 +17,6 @@ namespace DepotDownloader
 {
     class Program
     {
-        private static bool[] consumedArgs;
-
         static async Task<int> Main(string[] args)
         {
             if (args.Length == 0)
@@ -49,8 +47,6 @@ namespace DepotDownloader
                 return 0;
             }
 
-            consumedArgs = new bool[args.Length];
-
             if (HasParameter(args, "-debug"))
             {
                 PrintVersion(true);
@@ -68,20 +64,20 @@ namespace DepotDownloader
             var password = GetParameter<string>(args, "-password") ?? GetParameter<string>(args, "-pass");
             ContentDownloader.Config.RememberPassword = HasParameter(args, "-remember-password");
             ContentDownloader.Config.UseQrCode = HasParameter(args, "-qr");
-            ContentDownloader.Config.SkipAppConfirmation = HasParameter(args, "-no-mobile");
 
             if (username == null)
             {
-                if (ContentDownloader.Config.RememberPassword && !ContentDownloader.Config.UseQrCode)
+                if (ContentDownloader.Config.RememberPassword)
                 {
-                    Console.WriteLine("Error: -remember-password can not be used without -username or -qr.");
+                    Console.WriteLine("Error: -remember-password can not be used without -username.");
+                    return 1;
+                }
+
+                if (ContentDownloader.Config.UseQrCode)
+                {
+                    Console.WriteLine("Error: -qr can not be used without -username.");
                     return 1;
                 }
-            }
-            else if (ContentDownloader.Config.UseQrCode)
-            {
-                Console.WriteLine("Error: -qr can not be used with -username.");
-                return 1;
             }
 
             ContentDownloader.Config.DownloadManifestOnly = HasParameter(args, "-manifest-only");
@@ -172,8 +168,6 @@ namespace DepotDownloader
             {
                 #region Pubfile Downloading
 
-                PrintUnconsumedArgs(args);
-
                 if (InitializeSteam(username, password))
                 {
                     try
@@ -209,8 +203,6 @@ namespace DepotDownloader
             {
                 #region UGC Downloading
 
-                PrintUnconsumedArgs(args);
-
                 if (InitializeSteam(username, password))
                 {
                     try
@@ -249,12 +241,6 @@ namespace DepotDownloader
                 var branch = GetParameter<string>(args, "-branch") ?? GetParameter<string>(args, "-beta") ?? ContentDownloader.DEFAULT_BRANCH;
                 ContentDownloader.Config.BetaPassword = GetParameter<string>(args, "-branchpassword") ?? GetParameter<string>(args, "-betapassword");
 
-                if (!string.IsNullOrEmpty(ContentDownloader.Config.BetaPassword) && string.IsNullOrEmpty(branch))
-                {
-                    Console.WriteLine("Error: Cannot specify -branchpassword when -branch is not specified.");
-                    return 1;
-                }
-
                 ContentDownloader.Config.DownloadAllPlatforms = HasParameter(args, "-all-platforms");
 
                 var os = GetParameter<string>(args, "-os");
@@ -307,8 +293,6 @@ namespace DepotDownloader
                     depotManifestIds.AddRange(depotIdList.Select(depotId => (depotId, ContentDownloader.INVALID_MANIFEST_ID)));
                 }
 
-                PrintUnconsumedArgs(args);
-
                 if (InitializeSteam(username, password))
                 {
                     try
@@ -350,11 +334,6 @@ namespace DepotDownloader
             {
                 if (username != null && password == null && (!ContentDownloader.Config.RememberPassword || !AccountSettingsStore.Instance.LoginTokens.ContainsKey(username)))
                 {
-                    if (AccountSettingsStore.Instance.LoginTokens.ContainsKey(username))
-                    {
-                        Console.WriteLine($"Account \"{username}\" has stored credentials. Did you forget to specify -remember-password?");
-                    }
-
                     do
                     {
                         Console.Write("Enter account password for \"{0}\": ", username);
@@ -400,10 +379,7 @@ namespace DepotDownloader
             for (var x = 0; x < args.Length; ++x)
             {
                 if (args[x].Equals(param, StringComparison.OrdinalIgnoreCase))
-                {
-                    consumedArgs[x] = true;
                     return x;
-                }
             }
 
             return -1;
@@ -426,7 +402,6 @@ namespace DepotDownloader
             var converter = TypeDescriptor.GetConverter(typeof(T));
             if (converter != null)
             {
-                consumedArgs[index + 1] = true;
                 return (T)converter.ConvertFromString(strParam);
             }
 
@@ -452,7 +427,6 @@ namespace DepotDownloader
                 var converter = TypeDescriptor.GetConverter(typeof(T));
                 if (converter != null)
                 {
-                    consumedArgs[index] = true;
                     list.Add((T)converter.ConvertFromString(strParam));
                 }
 
@@ -462,26 +436,6 @@ namespace DepotDownloader
             return list;
         }
 
-        static void PrintUnconsumedArgs(string[] args)
-        {
-            var printError = false;
-
-            for (var index = 0; index < consumedArgs.Length; index++)
-            {
-                if (!consumedArgs[index])
-                {
-                    printError = true;
-                    Console.Error.WriteLine($"Argument #{index + 1} {args[index]} was not used.");
-                }
-            }
-
-            if (printError)
-            {
-                Console.Error.WriteLine("Make sure you specified the arguments correctly. Check --help for correct arguments.");
-                Console.Error.WriteLine();
-            }
-        }
-
         static void PrintUsage()
         {
             // Do not use tabs to align parameters here because tab size may differ
@@ -516,8 +470,6 @@ namespace DepotDownloader
             Console.WriteLine("  -password <pass>         - the password of the account to login to for restricted content.");
             Console.WriteLine("  -remember-password       - if set, remember the password for subsequent logins of this user.");
             Console.WriteLine("                             use -username <username> -remember-password as login credentials.");
-            Console.WriteLine("  -qr                      - display a login QR code to be scanned with the Steam mobile app");
-            Console.WriteLine("  -no-mobile               - prefer entering a 2FA code instead of prompting to accept in the Steam mobile app");
             Console.WriteLine();
             Console.WriteLine("  -dir <installdir>        - the directory in which to place downloaded files.");
             Console.WriteLine("  -filelist <file.txt>     - the name of a local file that contains a list of files to download (from the manifest).");

DepotDownloader/Steam3Session.cs

@@ -64,7 +64,7 @@ namespace DepotDownloader
 
             var clientConfiguration = SteamConfiguration.Create(config =>
                 config
-                    .WithHttpClientFactory(static purpose => HttpClientFactory.CreateHttpClient())
+                    .WithHttpClientFactory(HttpClientFactory.CreateHttpClient)
             );
 
             this.steamClient = new SteamClient(clientConfiguration);
@@ -265,11 +265,6 @@ namespace DepotDownloader
             if (requestCode == 0)
             {
                 Console.WriteLine($"No manifest request code was returned for depot {depotId} from app {appId}, manifest {manifestId}");
-
-                if (!authenticatedUser)
-                {
-                    Console.WriteLine("Suggestion: Try logging in with -username as old manifests may not be available for anonymous accounts.");
-                }
             }
             else
             {
@@ -315,22 +310,6 @@ namespace DepotDownloader
             }
         }
 
-        public async Task<KeyValue> GetPrivateBetaDepotSection(uint appid, string branch)
-        {
-            if (!AppBetaPasswords.TryGetValue(branch, out var branchPassword)) // Should be filled by CheckAppBetaPassword
-            {
-                return new KeyValue();
-            }
-
-            AppTokens.TryGetValue(appid, out var accessToken); // Should be filled by RequestAppInfo
-
-            var privateBeta = await steamApps.PICSGetPrivateBeta(appid, accessToken, branch, branchPassword);
-
-            Console.WriteLine($"Retrieved private beta depot section for {appid} with result: {privateBeta.Result}");
-
-            return privateBeta.DepotSection;
-        }
-
         public async Task<PublishedFileDetails> GetPublishedFileDetails(uint appId, PublishedFileID pubFile)
         {
             var pubFileRequest = new CPublishedFile_GetDetails_Request { appid = appId };
@@ -442,14 +421,13 @@ namespace DepotDownloader
                         try
                         {
                             _ = AccountSettingsStore.Instance.GuardData.TryGetValue(logonDetails.Username, out var guarddata);
-                            authSession = await steamClient.Authentication.BeginAuthSessionViaCredentialsAsync(new AuthSessionDetails
+                            authSession = await steamClient.Authentication.BeginAuthSessionViaCredentialsAsync(new SteamKit2.Authentication.AuthSessionDetails
                             {
-                                DeviceFriendlyName = nameof(DepotDownloader),
                                 Username = logonDetails.Username,
                                 Password = logonDetails.Password,
                                 IsPersistentSession = ContentDownloader.Config.RememberPassword,
                                 GuardData = guarddata,
-                                Authenticator = new ConsoleAuthenticator(),
+                                Authenticator = new UserConsoleAuthenticator(),
                             });
                         }
                         catch (TaskCanceledException)
@@ -471,8 +449,8 @@ namespace DepotDownloader
                         {
                             var session = await steamClient.Authentication.BeginAuthSessionViaQRAsync(new AuthSessionDetails
                             {
-                                DeviceFriendlyName = nameof(DepotDownloader),
                                 IsPersistentSession = ContentDownloader.Config.RememberPassword,
+                                Authenticator = new UserConsoleAuthenticator(),
                             });
 
                             authSession = session;
@@ -515,17 +493,11 @@ namespace DepotDownloader
                         if (result.NewGuardData != null)
                         {
                             AccountSettingsStore.Instance.GuardData[result.AccountName] = result.NewGuardData;
-
-                            if (ContentDownloader.Config.UseQrCode)
-                            {
-                                Console.WriteLine($"Success! Next time you can login with -username {result.AccountName} -remember-password instead of -qr.");
-                            }
                         }
                         else
                         {
                             AccountSettingsStore.Instance.GuardData.Remove(result.AccountName);
                         }
-
                         AccountSettingsStore.Instance.LoginTokens[result.AccountName] = result.RefreshToken;
                         AccountSettingsStore.Save();
                     }
@@ -706,14 +678,10 @@ namespace DepotDownloader
             using var qrGenerator = new QRCodeGenerator();
             var qrCodeData = qrGenerator.CreateQrCode(challengeUrl, QRCodeGenerator.ECCLevel.L);
             using var qrCode = new AsciiQRCode(qrCodeData);
-            var qrCodeAsAsciiArt = qrCode.GetLineByLineGraphic(1, drawQuietZones: true);
+            var qrCodeAsAsciiArt = qrCode.GetGraphic(1, drawQuietZones: false);
 
             Console.WriteLine("Use the Steam Mobile App to sign in with this QR code:");
-
-            foreach (var line in qrCodeAsAsciiArt)
-            {
-                Console.WriteLine(line);
-            }
+            Console.WriteLine(qrCodeAsAsciiArt);
         }
     }
 }

README.md

@@ -61,52 +61,33 @@ For example: `./DepotDownloader -app 730 -ugc 770604181014286929`
 
 ## Parameters
 
-#### Authentication
-
-Parameter               | Description
------------------------ | -----------
-`-username <user>`      | the username of the account to login to for restricted content.
-`-password <pass>`      | the password of the account to login to for restricted content.
-`-remember-password`    | if set, remember the password for subsequent logins of this user. (Use `-username <username> -remember-password` as login credentials)
-`-qr`                   | display a login QR code to be scanned with the Steam mobile app
-`-no-mobile`            | prefer entering a 2FA code instead of prompting to accept in the Steam mobile app.
-`-loginid <#>`          | a unique 32-bit integer Steam LogonID in decimal, required if running multiple instances of DepotDownloader concurrently.
-
-#### Downloading
-
-Parameter                | Description
------------------------- | -----------
-`-app <#>`               | the AppID to download.
-`-depot <#>`             | the DepotID to download.
-`-manifest <id>`         | manifest id of content to download (requires `-depot`, default: current for branch).
-`-ugc <#>`               | the UGC ID to download.
-`-pubfile <#>`           | the PublishedFileId to download. (Will automatically resolve to UGC id)
-`-branch <branchname>`   | download from specified branch if available (default: Public).
-`-branchpassword <pass>` | branch password if applicable.
-
-#### Download configuration
-
 Parameter               | Description
 ----------------------- | -----------
-`-all-platforms`        | downloads all platform-specific depots when `-app` is used.
-`-os <os>`              | the operating system for which to download the game (windows, macos or linux, default: OS the program is currently running on)
-`-osarch <arch>`        | the architecture for which to download the game (32 or 64, default: the host's architecture)
-`-all-archs`            | download all architecture-specific depots when `-app` is used.
-`-all-languages`        | download all language-specific depots when `-app` is used.
-`-language <lang>`      | the language for which to download the game (default: english)
-`-lowviolence`          | download low violence depots when `-app` is used.
+`-app <#>`				| the AppID to download.
+`-depot <#>`			| the DepotID to download.
+`-manifest <id>`		| manifest id of content to download (requires `-depot`, default: current for branch).
+`-ugc <#>`				| the UGC ID to download.
+`-branch <branchname>`	| download from specified branch if available (default: Public).
+`-branchpassword <pass>`    | branch password if applicable.
+`-all-platforms`		| downloads all platform-specific depots when `-app` is used.
+`-os <os>`				| the operating system for which to download the game (windows, macos or linux, default: OS the program is currently running on)
+`-osarch <arch>`		| the architecture for which to download the game (32 or 64, default: the host's architecture)
+`-all-archs`			| download all architecture-specific depots when `-app` is used.
+`-all-languages`		| download all language-specific depots when `-app` is used.
+`-language <lang>`		| the language for which to download the game (default: english)
+`-lowviolence`			| download low violence depots when `-app` is used.
+`-pubfile <#>`			| the PublishedFileId to download. (Will automatically resolve to UGC id)
+`-username <user>`		| the username of the account to login to for restricted content.
+`-password <pass>`		| the password of the account to login to for restricted content.
+`-remember-password`	| if set, remember the password for subsequent logins of this user. (Use `-username <username> -remember-password` as login credentials)
 `-dir <installdir>`     | the directory in which to place downloaded files.
-`-filelist <file.txt>`  | the name of a local file that contains a list of files to download (from the manifest). prefix file path with `regex:` if you want to match with regex. each file path should be on their own line.
-`-validate`             | include checksum verification of files already downloaded.
-`-manifest-only`        | downloads a human readable manifest for any depots that would be downloaded.
-`-cellid <#>`           | the overridden CellID of the content server to download from.
-`-max-downloads <#>`    | maximum number of chunks to download concurrently. (default: 8).
+`-filelist <file.txt>`	| the name of a local file that contains a list of files to download (from the manifest). prefix file path with `regex:` if you want to match with regex. each file path should be on their own line.
+`-validate`				| include checksum verification of files already downloaded.
+`-manifest-only`		| downloads a human readable manifest for any depots that would be downloaded.
+`-cellid <#>`			| the overridden CellID of the content server to download from.
+`-max-downloads <#>`	| maximum number of chunks to download concurrently. (default: 8).
+`-loginid <#>`			| a unique 32-bit integer Steam LogonID in decimal, required if running multiple instances of DepotDownloader concurrently
 `-use-lancache`         | forces downloads over the local network via a Lancache instance.
-
-#### Other
-
-Parameter               | Description
------------------------ | -----------
 `-debug`                | enable verbose debug logging.
 `-V` or `--version`     | print version and runtime.