Student Management App
This app is a powerful tool designed to efficiently manage student information. The key features are as follows:

Manage Student List: Add, edit, and delete student IDs, names, and notes.
View and Edit Student Information: View detailed student information and modify it as needed.
Data Save and Load: Export the student list to an Excel (xls) file or import a student list from an Excel file. This allows for data backup and recovery.
Sort: Easily manage the student list by sorting it based on IDs.

Key Features Explained
Add Student: Add a new student by entering the ID and name in the input fields at the top. Press the 'Add' button to save the entered information and add the new student to the list.
View Student List:

Provides a list that displays student IDs and names at a glance.
Click on each student entry to view detailed information.
Edit Student Information:

Modify the ID, name, and notes in the detailed student information screen.
Save the edited information by clicking the 'Save' button, which will update the list.
Data Export and Import:

Backup data by exporting it to an Excel file, and recover data by importing it from an Excel file if needed.
Save student data to an Excel file by pressing the 'Export' button.
Update the list by importing student data from an Excel file using the 'Import' button.
This app is highly useful for teachers in schools or academies who need to systematically manage student information and document specific details for educational or behavioral development records.