If your Excel table is formatted, or if you copied formatting from another table to the table, and you find that the format cannot be saved when you try to save the file, use the following method to save it.
I. Problem one and solutions
In Microsoft Excel, if you set a larger selection format and conditional formatting, you might get the following tips when you save a file:
Excel cannot save all data and formatting you recently added to *.xls
This error message occurs because the conditional formatting that is applied to more than 2,050 rows in a table. This is a limitation.
The solution is to not allow formatting to be applied to too many cells, only using areas with valid data.
Ii. problem Two and solutions
When you use the 2007 version of the spreadsheet, there will also be situations where the format cannot be saved.
At this time, you should use the "file" → "Save As" method to save the file. May be able to solve your problem.
Iii. other causes and solutions
If there is a situation where the format cannot be saved, then there is a problem with the table. You can try the following actions:
Paste the table into a different worksheet by copying it, then select Paste Selective, and then save the new worksheet.
There is also a situation where you may have problems with Excel, remove the reinstallation, or resolve the problem.