Sometimes, problems in Office applications occur due to some problematic add-ins. This can be the case with you. To check this, disable all add-ins in Excel and then save the file. If this works, you ...
How-To Geek on MSN
Your Excel workbook is slower than it should be—these two hidden settings are usually why
Changing calculation behavior and enabling full CPU usage can significantly reduce lag in large, formula-heavy spreadsheets.
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