Using Compatibility Mode In Word Online. The version which appears with a checkmark next to it is the Compatibility Mode the document is currently using. Documents saved in the Word 2007 file format support all the editing features of Word for the web even though they run in compatibility mode when they are first opened in Word 2010 and later.
To do so open a document thats in Compatibility Mode and click File Info Check for Issues Check Compatibility. You open a document that was created in or last saved in Word. Möchten Sie die Datei für eine frühere Version von Word verwenden sollten sie sie als Word 97-2004-Dokumentformat DOC speichern und den Kompatibilitätsmodus verwenden.
To do so open a document thats in Compatibility Mode and click File Info Check for Issues Check Compatibility.
When you go to edit the document in the browser Word Online prompts you to convert the file. The version with a check mark next to it is the Compatibility Mode the document is currently using. When you use Word for the web to open a document that was saved in the doc format you can view the document only. She should be able to use File Save As to convert it to DOCX format.