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Fix Overlapping Line Spacing in Microsoft 365 Word Documents
Question details
Users experience compressed or overlapping text lines when viewing a desktop-created Word document in Microsoft 365 web versions.
- Product
- Microsoft Word
- Device & OS
- not provided
- Scenario
- Uploading and opening a desktop-formatted Word document in Microsoft 365 Word for the web for online review.
- Observed behavior
- The document displays standard, correct line spacing on the desktop application but renders with compressed, tight, or overlapping lines when opened in the web browser.
Ensure your web browser is fully updated, as outdated browser rendering engines can cause graphical display issues and misinterpret document layouts in web-based applications.
Adjust Font and Paragraph Spacing Compatibility
Use this solution to modify your document formatting to ensure it is fully compatible with Word for the web's rendering constraints.
Word for the web relies on cloud fonts and web-safe fonts. If your desktop document uses custom local fonts or absolute line spacing measurements, the browser may fail to calculate the text height correctly, leading to overlapping lines.
Select all text in your desktop document (Ctrl+A). Navigate to the Home tab and change the font to a widely supported cloud font, such as Arial, Calibri, or Times New Roman.
With the text still selected, right-click and choose 'Paragraph'. Look for the 'Line Spacing' drop-down menu.
If the spacing is set to 'Exactly', change it to 'Single' or 'Multiple' (e.g., 1.15). Setting exact point values often causes overlap when web fonts render slightly taller than local fonts. Click OK to save.
Save the document and re-upload it to Microsoft 365. Open it in Word for the web to confirm the spacing now renders correctly.
Export the Document as a PDF for Review
If you do not need collaborators to edit the text and only need them to review the layout, converting to a PDF prevents web rendering engines from altering the spacing.
Avoid Web Formatting Glitches with WPS Office
If you are frustrated by inconsistent document formatting and overlapping text when moving files between desktop and web platforms, consider switching to WPS Office. It provides a lightweight, highly compatible free alternative with robust formatting stability across devices.
- 1. Download and Install: Get the free WPS Office suite from the official website and install it on your PC or Mac.
- 2. Open Your Document: Launch WPS Writer and directly open your existing .docx file. No format conversion is required.
- 3. Edit with Confidence: Edit your document knowing the layout, spacing, and fonts will remain stable and visually identical when printed or shared.
Frequently Asked Questions
Why does my Word document look different in Microsoft 365 online?
Word for the web uses your browser's rendering engine and relies on web-supported cloud fonts. If your document contains custom local fonts or specific formatting rules not fully supported online, the layout and line spacing will change to accommodate the closest available web alternative.
How do I stop text lines from overlapping in Word?
Text usually overlaps when the line spacing is set to an 'Exactly' measurement (like Exactly 12 pt) and the font size increases or a substitute font is rendered. To fix this, select your text, go to Paragraph settings, and change the Line Spacing to 'Single' or 'Multiple'.
Are my custom desktop fonts supported in Word for the web?
Generally, no. Custom fonts installed only on your local hard drive will not render in Word for the web unless they are also available in the Microsoft cloud font library. The web version will substitute an unsupported font, which is a common cause of layout distortion.
