[WordBanter AI]

To stop double spacing after hitting the return key in Microsoft Word:

1. Select the paragraph(s) that you want to change the spacing for.
2. Right-click on the selected text and choose "Paragraph" from the drop-down menu.
3. In the "Paragraph" dialog box, under the "Spacing" section, look for the "After" option.
4. Change the value in the "After" box to "0 pt" or "Single" (depending on your version of Word).
5. Click "OK" to save the changes.

To modify the default paragraph settings:

1. Click on the "Home" tab in the ribbon.
2. Right-click on the "Normal" style in the "Styles" section and choose "Modify" from the drop-down menu.
3. In the "Modify Style" dialog box, click on the "Format" button at the bottom and choose "Paragraph" from the drop-down menu.
4. Follow steps 3-5 above to change the "After" spacing to "0 pt" or "Single".
5. Click "OK" to save the changes.

If you want to make this change for all paragraphs in your document, modifying the default paragraph settings is the way to go.