diff --git a/app/common/config.py b/app/common/config.py
index 9c8183d..63d763f 100644
--- a/app/common/config.py
+++ b/app/common/config.py
@@ -59,7 +59,7 @@ class Config(QConfig):
     careerGamesNumber = RangeConfigItem("Functions", "CareerGamesNumber", 20,
                                         RangeValidator(10, 100))
     apiConcurrencyNumber = RangeConfigItem("Functions", "ApiConcurrencyNumber", 1,
-                                           RangeValidator(1, 5), restart=True)
+                                           RangeValidator(1, 20), restart=True)
 
     gameInfoFilter = ConfigItem(
         "Functions", "GameInfoFilter", False, BoolValidator())
diff --git a/app/lol/tools.py b/app/lol/tools.py
index 51a8fc8..5f8d71c 100644
--- a/app/lol/tools.py
+++ b/app/lol/tools.py
@@ -752,7 +752,6 @@ async def parseAllyGameInfo(session, currentSummonerId, useSGP=False):
             tasks = [getSummonerGamesInfoViaSGP(item, isRank, currentSummonerId)
                      for item in session['myTeam']]
             summoners = await asyncio.gather(*tasks)
-            print('hi')
         except:
             tasks = [parseSummonerGameInfo(item, isRank, currentSummonerId)
                      for item in session['myTeam']]
@@ -1642,8 +1641,6 @@ def patchDpiChangedMessage(hWnd):
             SWP_SHOWWINDOW
         )
 
-        print('hi')
-
         win32gui.SetWindowPos(
             windowCefHWnd,
             0,
diff --git a/app/view/main_window.py b/app/view/main_window.py
index 20ea277..a85b0ea 100644
--- a/app/view/main_window.py
+++ b/app/view/main_window.py
@@ -2,7 +2,7 @@
 import sys
 import traceback
 import time
-import webbrowser
+import copy
 from pathlib import Path
 
 import pyperclip
@@ -586,11 +586,12 @@ def __setLolInstallFolder(self, folder: str):
         folder = folder.replace("LeagueClient", "TCLS")
         folder = f"{folder[:1].upper()}{folder[1:]}"
 
-        current = cfg.get(cfg.lolFolder)
+        current: list = cfg.get(cfg.lolFolder)
 
-        if folder not in current:
-            current.append(current)
-            cfg.set(cfg.lolFolder, current)
+        if folder.lower() not in [item.lower() for item in current]:
+            new = copy.deepcopy(current)
+            new.append(folder)
+            cfg.set(cfg.lolFolder, new)
 
     @asyncSlot(dict)
     async def __onCurrentSummonerProfileChanged(self, data: dict):
diff --git a/app/view/setting_interface.py b/app/view/setting_interface.py
index d4b2732..5e957d9 100644
--- a/app/view/setting_interface.py
+++ b/app/view/setting_interface.py
@@ -38,7 +38,7 @@ def __init__(self, parent=None):
             cfg.apiConcurrencyNumber,
             self.tr("LCU API concurrency number"),
             self.tr("Number of concurrency:"),
-            1, 1, 5,
+            1, 1, 20,
             Icon.APPLIST,
             self.tr("Setting the maximum number of API concurrency."),
             self.functionGroup)