Core Viewpoint - The article provides a detailed guide on how taxpayers can back up and restore their data using the Natural Person Electronic Tax Bureau after changing computers, ensuring continuity in tax data management [1][4]. Group 1: Data Backup Process - Step 1: Log into the Natural Person Electronic Tax Bureau (with the withholding end), navigate to System Settings, then System Management, and select Backup Recovery to access Backup Settings [2]. - Step 2: Click on "Backup to Selected Path," choose the storage location, confirm, and complete the backup process, which will prompt a "Database Backup Successful" message [3]. Group 2: Data Restoration Process - Step 1: On the new computer, log into the Natural Person Electronic Tax Bureau, go to System Settings, then System Management, and select Backup Recovery to access Restore Settings [4]. - Step 2: Click "Select" to find the backup file, open it, and confirm to complete the data restoration [4].