Saving Documents Using the Newer Office File Format
It is simple to convert an old format Word (.doc), Excel (.xls), or Power Point (.ppt) files to the newer secure Word (.docx), Excel (.xlsx), and Power Point (.pptx) format.
Open the old format document.
Choose from the menu ribbonFile>Save As
![Screen Shot of Save As menu](http://www.tjghsg.com/med/msit/wp-content/uploads/sites/20/2022/03/SSFinal_1.jpg)
Select the location you wish to save the file
Select either .docx for Word, .xlsx for Excel, or .pptx for Power Point, as theformat,然后单击Save
![Screen Shot of Save as Type menu](http://www.tjghsg.com/med/msit/wp-content/uploads/sites/20/2022/03/SSFinal_2.jpg)
![Screen Shot of the Save Button](http://www.tjghsg.com/med/msit/wp-content/uploads/sites/20/2022/03/SSFinal_3_v2.jpg)