diff --git a/src/gui/ALAddTimerTaskDialog.py b/src/gui/ALAddTimerTaskDialog.py
index 3d4696f..74df4dc 100644
--- a/src/gui/ALAddTimerTaskDialog.py
+++ b/src/gui/ALAddTimerTaskDialog.py
@@ -7,25 +7,18 @@ This software is provided "as is", without any warranty of any kind.
 You may use, modify, and distribute this file under the terms of the MIT License.
 See the LICENSE file for details.
 """
-import os
-import sys
-import time
 import uuid
-import queue
 
 from enum import Enum
 from datetime import datetime, timedelta
 
 from PySide6.QtCore import (
-    Qt, Signal, Slot, QDateTime
+    Slot, QDateTime
 )
 from PySide6.QtWidgets import (
-    QLabel, QDialog, QWidget, QSpinBox, QVBoxLayout,
+    QLabel, QDialog, QWidget, QSpinBox,
     QHBoxLayout, QGridLayout, QDateTimeEdit
 )
-from PySide6.QtGui import (
-    QCloseEvent
-)
 
 from gui.Ui_ALAddTimerTaskDialog import Ui_ALAddTimerTaskDialog
 
diff --git a/src/gui/ALMainWindow.py b/src/gui/ALMainWindow.py
index 85c5c62..d07e2fe 100644
--- a/src/gui/ALMainWindow.py
+++ b/src/gui/ALMainWindow.py
@@ -7,7 +7,6 @@ This software is provided "as is", without any warranty of any kind.
 You may use, modify, and distribute this file under the terms of the MIT License.
 See the LICENSE file for details.
 """
-import os
 import sys
 import time
 import queue
@@ -30,9 +29,6 @@ from gui.ALMainWorkers import TimerTaskWorker, AutoLibWorker
 
 from gui import AutoLibraryResource
 
-from utils.ConfigReader import ConfigReader
-from utils.ConfigWriter import ConfigWriter
-
 
 class ALMainWindow(QMainWindow, Ui_ALMainWindow):
 
diff --git a/src/gui/ALTimerTaskWidget.py b/src/gui/ALTimerTaskWidget.py
index 117a95f..c8d1115 100644
--- a/src/gui/ALTimerTaskWidget.py
+++ b/src/gui/ALTimerTaskWidget.py
@@ -8,10 +8,7 @@ You may use, modify, and distribute this file under the terms of the MIT License
 See the LICENSE file for details.
 """
 import os
-import sys
-import time
 import copy
-import queue
 
 from enum import Enum
 from datetime import datetime, timedelta
@@ -24,7 +21,7 @@ from PySide6.QtWidgets import (
     QHBoxLayout, QVBoxLayout, QLabel, QPushButton
 )
 from PySide6.QtGui import (
-    QCloseEvent, QScreen
+    QCloseEvent
 )
 
 from gui.Ui_ALTimerTaskWidget import Ui_ALTimerTaskWidget
diff --git a/src/gui/ALUserTreeWidget.py b/src/gui/ALUserTreeWidget.py
index 6bdf258..150e397 100644
--- a/src/gui/ALUserTreeWidget.py
+++ b/src/gui/ALUserTreeWidget.py
@@ -7,7 +7,6 @@ This software is provided "as is", without any warranty of any kind.
 You may use, modify, and distribute this file under the terms of the MIT License.
 See the LICENSE file for details.
 """
-
 from enum import Enum
 
 from PySide6.QtCore import (
diff --git a/src/operators/AutoLib.py b/src/operators/AutoLib.py
index d5048ee..741e7df 100644
--- a/src/operators/AutoLib.py
+++ b/src/operators/AutoLib.py
@@ -26,8 +26,6 @@ from operators.LibReserve import LibReserve
 from operators.LibCheckin import LibCheckin
 from operators.LibRenew import LibRenew
 
-from utils.ConfigReader import ConfigReader
-
 
 class AutoLib(MsgBase):
 
diff --git a/src/operators/LibCheckin.py b/src/operators/LibCheckin.py
index 6ee2181..565bfbd 100644
--- a/src/operators/LibCheckin.py
+++ b/src/operators/LibCheckin.py
@@ -7,11 +7,9 @@ This software is provided "as is", without any warranty of any kind.
 You may use, modify, and distribute this file under the terms of the MIT License.
 See the LICENSE file for details.
 """
-import re
 import time
 import queue
 
-from datetime import datetime, timedelta
 from selenium.webdriver.common.by import By
 from selenium.webdriver.support.ui import WebDriverWait
 from selenium.webdriver.support import expected_conditions as EC
diff --git a/src/operators/LibLogin.py b/src/operators/LibLogin.py
index 19aa0d7..e1277c0 100644
--- a/src/operators/LibLogin.py
+++ b/src/operators/LibLogin.py
@@ -7,7 +7,6 @@ This software is provided "as is", without any warranty of any kind.
 You may use, modify, and distribute this file under the terms of the MIT License.
 See the LICENSE file for details.
 """
-import time
 import queue
 import base64
 
diff --git a/src/operators/LibRenew.py b/src/operators/LibRenew.py
index fbc1108..36fc1e2 100644
--- a/src/operators/LibRenew.py
+++ b/src/operators/LibRenew.py
@@ -7,11 +7,8 @@ This software is provided "as is", without any warranty of any kind.
 You may use, modify, and distribute this file under the terms of the MIT License.
 See the LICENSE file for details.
 """
-import os
-import time
 import queue
 
-from datetime import datetime, timedelta
 from selenium.webdriver.common.by import By
 from selenium.webdriver.support.ui import WebDriverWait
 from selenium.webdriver.support import expected_conditions as EC
diff --git a/src/operators/LibReserve.py b/src/operators/LibReserve.py
index d7d6584..965424d 100644
--- a/src/operators/LibReserve.py
+++ b/src/operators/LibReserve.py
@@ -7,11 +7,10 @@ This software is provided "as is", without any warranty of any kind.
 You may use, modify, and distribute this file under the terms of the MIT License.
 See the LICENSE file for details.
 """
-import re
 import time
 import queue
 
-from datetime import datetime, timedelta
+from datetime import datetime
 from selenium.webdriver.common.by import By
 from selenium.webdriver.support.ui import WebDriverWait
 from selenium.webdriver.support import expected_conditions as EC