If you cannot remember any of the names of the worksheets, create any old sheet name using the correct filename path, and Excel will display the sheet names for you when you press Enter.

如果没记住工作表名，工作簿名路径正确的情况下使用任意旧的工作表名，EXCEL会在按enter键时显示工作表名。

youdao

We recently had our annual pay increase exercise at my university and it did a number of things, including hand delivering pay worksheets and emailing password-protected Excel spreadsheets to ensure that the amount of the raises given was a well-kept secret.

FORBES: Pay Secrecy: Why Bother?