Here are some steps that you can take to open your Excel sheet in the correct zoom level.

1. Check the file properties: Check if the file size and resolution match the recommended size for optimal viewing.
2. Adjust the zoom setting: If the sheet is displaying too large or too small, you can adjust the view setting or the zoom level.
3. Check your display settings: Try adjusting your display settings or changing the screen resolution if the sheet appears too small on the screen.
4. Check for compatibility issues: Make sure you are opening the Excel sheet in a compatible program or on a compatible device.
5. Update the software: Your Excel program may need to be updated to make sure it is compatible with the version of the sheet that you are opening.