diff --git a/func/Module_mainwindow.py b/func/Module_mainwindow.py
index f817539..18ef495 100644
--- a/func/Module_mainwindow.py
+++ b/func/Module_mainwindow.py
@@ -114,6 +114,8 @@ class MainWindow(QMainWindow, Ui_Signal_Label):
         if not self.check_sampID():
             return
         self.approximately_align.show(root_path, int(sampID))
+        # 默认最大化显示而非固定分辨率
+        self.approximately_align.showMaximized()
 
     def __slot_btn_preprocess__(self):
         self.preprocess = MainWindow_preprocess()
@@ -132,6 +134,8 @@ class MainWindow(QMainWindow, Ui_Signal_Label):
         if not self.check_sampID():
             return
         self.preprocess.show(mode, root_path, int(sampID))
+        # 默认最大化显示而非固定分辨率
+        self.preprocess.showMaximized()
 
     def __slot_btn_detect_Jpeak__(self):
         self.detect_Jpeak = MainWindow_detect_Jpeak()
@@ -142,6 +146,8 @@ class MainWindow(QMainWindow, Ui_Signal_Label):
         if not self.check_sampID():
             return
         self.detect_Jpeak.show(root_path, int(sampID))
+        # 默认最大化显示而非固定分辨率
+        self.detect_Jpeak.showMaximized()
 
     def __slot_btn_detect_Rpeak__(self):
         self.detect_Rpeak = MainWindow_detect_Rpeak()
@@ -152,6 +158,8 @@ class MainWindow(QMainWindow, Ui_Signal_Label):
         if not self.check_sampID():
             return
         self.detect_Rpeak.show(root_path, int(sampID))
+        # 默认最大化显示而非固定分辨率
+        self.detect_Rpeak.showMaximized()
 
     def __slot_btn_label_check__(self):
         self.label_check = MainWindow_label_check()
@@ -172,6 +180,9 @@ class MainWindow(QMainWindow, Ui_Signal_Label):
         else:
             raise ValueError("模式不存在")
         self.label_check.show(mode, root_path, int(sampID))
+        # 默认最大化显示而非固定分辨率
+        self.label_check.showMaximized()
+
 
     def __slot_btn_precisely_align__(self):
         self.precisely_align = MainWindow_precisely_align()
@@ -182,6 +193,8 @@ class MainWindow(QMainWindow, Ui_Signal_Label):
         if not self.check_sampID():
             return
         self.precisely_align.show(root_path, int(sampID))
+        # 默认最大化显示而非固定分辨率
+        self.precisely_align.showMaximized()
 
     def __slot_btn_cut_PSG__(self):
         self.cut_PSG = MainWindow_cut_PSG()
@@ -192,6 +205,8 @@ class MainWindow(QMainWindow, Ui_Signal_Label):
         if not self.check_sampID():
             return
         self.cut_PSG.show(root_path, int(sampID))
+        # 默认最大化显示而非固定分辨率
+        self.cut_PSG.showMaximized()
 
     def __slot_btn_artifact_label__(self):
         self.artifact_label = MainWindow_artifact_label()
@@ -202,6 +217,8 @@ class MainWindow(QMainWindow, Ui_Signal_Label):
         if not self.check_sampID():
             return
         self.artifact_label.show(root_path, int(sampID))
+        # 默认最大化显示而非固定分辨率
+        self.artifact_label.showMaximized()
 
     def seek_sampID(self, path):
         if not Path(path).exists():
@@ -211,6 +228,7 @@ class MainWindow(QMainWindow, Ui_Signal_Label):
         sub_folders = [item.name for item in Path(path).iterdir() if item.is_dir()]
         self.ui.comboBox_sampID.addItems(sub_folders)
 
+
     def check_root_path(self):
         if self.ui.plainTextEdit_root_path.toPlainText() == Constants.STRING_IS_EMPTY:
             PublicFunc.msgbox_output(self, Constants.MAINWINDOW_ROOT_PATH_NOT_EXIST, Constants.MSGBOX_TYPE_ERROR)