Better decryption support

Author: LordBubblesDev

Extensions/TkSharp.Extensions.LibHac/Util/TkKeyUtils.cs

@@ -39,13 +39,16 @@ public static bool TryGetKeys(string? sdCardRootPath, [MaybeNullWhen(false)] out
         }
 
         string titleKeysFile = Path.Combine(target, "title.keys");
-        if (!File.Exists(titleKeysFile)) {
-            return null;
+        if (File.Exists(titleKeysFile)) {
+            KeySet keys = new();
+            ExternalKeyReader.ReadKeyFile(keys, titleKeysFilename: titleKeysFile, prodKeysFilename: keysFile);
+            return keys;
+        }
+        else {
+            KeySet keys = new();
+            ExternalKeyReader.ReadKeyFile(keys, prodKeysFilename: keysFile);
+            return keys;
         }
-        
-        KeySet keys = new();
-        ExternalKeyReader.ReadKeyFile(keys, titleKeysFilename: titleKeysFile, prodKeysFilename: keysFile);
-        return keys;
     }
 
     private static KeySet? GetKeys(string sdCardRootPath)