MegaApiClient client = new MegaApiClient();
client.LoginAnonymous();
Uri fileLink = new Uri(packurl);

INode node = client.GetNodeFromLink(fileLink);
using (var downloadStream = client.Download(node))
using (var progressionStream = new ProgressionStream(downloadStream, x => HERE.button1_Click())) /* <=== CLICK ON BUTTON INSTEAD OF ConsoleWriteLine
(NOT SURE THIS WORKS?)
*/
using (var fileStream = new FileStream(LCGamePath + "\\" + packname, FileMode.Create))
{
    progressionStream.CopyTo(fileStream);
}

client.Logout();

MegaApiClient client = new MegaApiClient();
client.LoginAnonymous();
Uri fileLink = new Uri(packurl);

INode node = client.GetNodeFromLink(fileLink);
using (var downloadStream = client.Download(node))
using (var progressionStream = new ProgressionStream(downloadStream, x => HERE.button1_Click())) /* <=== CLICK ON BUTTON INSTEAD OF ConsoleWriteLine
(NOT SURE THIS WORKS?)
*/
using (var fileStream = new FileStream(LCGamePath + "\\" + packname, FileMode.Create))
{
    progressionStream.CopyTo(fileStream);
}

client.Logout();

private static string[] SteamPaths
    => new string[]
    {
        Microsoft.Win32.Registry.GetValue(steamRegKey, steamRegValue, null) as string,
    };


static string GamePath()
{
    // Attempt to get the Steam path.
    string? steamPath = null;

    foreach (var steam in SteamPaths.Where(p => !string.IsNullOrEmpty(p)))
        if (Directory.Exists(steam))
            steamPath = steam;

    if (steamPath == null)
        return null;

    // find game folder through library file
    string librarypath = Path.Combine(steamPath, "config", "libraryfolders.vdf");

    if (File.Exists(librarypath))
    {
        var stream = File.OpenRead(librarypath);
        var kv = KVSerializer.Create(KVSerializationFormat.KeyValues1Text);
        KVObject data = kv.Deserialize(stream);

        int i = 0;
        while (i < data.Count())
        {
            var libraryfolder = data[i.ToString()]["path"];
            var librarygames = data[i.ToString()]["apps"];

            foreach (var game in (IEnumerable<KVObject>)librarygames)
                if (game.Name.Contains(appID))
                    return libraryfolder.ToString() + "\\steamapps\\common\\Lethal Company";
            i++;
        }
    }

private static string[] SteamPaths
    => new string[]
    {
        Microsoft.Win32.Registry.GetValue(steamRegKey, steamRegValue, null) as string,
    };


static string GamePath()
{
    // Attempt to get the Steam path.
    string? steamPath = null;

    foreach (var steam in SteamPaths.Where(p => !string.IsNullOrEmpty(p)))
        if (Directory.Exists(steam))
            steamPath = steam;

    if (steamPath == null)
        return null;

    // find game folder through library file
    string librarypath = Path.Combine(steamPath, "config", "libraryfolders.vdf");

    if (File.Exists(librarypath))
    {
        var stream = File.OpenRead(librarypath);
        var kv = KVSerializer.Create(KVSerializationFormat.KeyValues1Text);
        KVObject data = kv.Deserialize(stream);

        int i = 0;
        while (i < data.Count())
        {
            var libraryfolder = data[i.ToString()]["path"];
            var librarygames = data[i.ToString()]["apps"];

            foreach (var game in (IEnumerable<KVObject>)librarygames)
                if (game.Name.Contains(appID))
                    return libraryfolder.ToString() + "\\steamapps\\common\\Lethal Company";
            i++;
        }
    }

 // Attempt to find through config file
            string configPath = Path.Combine(steamPath, "config", "config.vdf");

 // Attempt to find through config file
            string configPath = Path.Combine(steamPath, "config", "config.vdf");