Sheet1sheet2 under the excel file is gone, that is, the label bar is not displayed. It can be displayed in the option "Advanced".

The specific steps are as follows:

1. Open the relevant EXCEL table and click "File" in the upper left corner of the software interface.

2. Find and click "Options" in the left navigation bar to enter the relevant option settings.

3. In the WORD options, click "Advanced" on the left navigation bar, then find "Display options for this workbook" on the right, check the "Show worksheet labels" item, and then click Click the OK button in the lower right corner.

4. Return to the EXCEL table and you will find that the sheet names such as sheet/1sheet2 under the excel file have been restored to display.