Occasionally, you'll be working on an Excel document and when you try to save it, it says "Document not saved."
To get around this problem quickly, you can
- Select all your worksheets (Click the first sheet + SHIFT + Click the last sheet)
- Right click on one of the sheets
- Choose Move or Copy...
- Click "Create a copy"
- Click the drop down box, and choose (new book)
- Click "OK"
- You'll now be able to save your new workbook (and discard the old one