为什么我安装Office2003的时候会出现Windows XP professional service pack 2？

Why do I encounter "Windows XP ProfessionAl Service Pack 2" while installing Office 2003? Windows XP Professional Service Pack 2 refers to the Windows XP Enterprise Edition version with SP2, which is the current system you're using. As your system has "File Protection" feature, it alerts you to restore the original file if it's replaced by an un-signed file of Microsoft, indicating that it's been modified. Given that Office 2003 is developed by Microsoft itself and shouldn't show such warning; even cracked versions should not have this message. It appears that there's something wrong with your installation of Office 2003, possibly infected with a virus. Here are some recommendations: 2. Use the Windows XP Professional Service Pack 2 Installation CD to repair the modified operating system files. 3. Try replacing your Office 2003 or another version.

As for why Word 2003 prompts "Save as" dialog box, here are some possible scenarios:

1. The document opened in read-only mode and cannot be saved back to the original file.
2. The document has been protected and editing permissions have been locked.
3. When saving the document, it occurs during the first save process,
4. When saving the document through File > Save As...