How to Use WPS Paper Size on Windows

Last updated:July 12, 2026

Use Paper Size with 2 how-to topics, including setting a preset paper size and setting a custom paper size; choose a topic from the index and follow the steps.

How-to Index

No.TopicMembership Requirement
11. Set a Preset Paper SizeFree
22. Set a Custom Paper SizeFree

How-to Guide

1. Set a Preset Paper Size

Entry: Page tab → Paper Size

  1. Open the document whose page dimensions you want to change.
  2. Click the Page tab.
  3. Click the Paper Size button.
  4. Select the paper format you need from the preset list, such as A4, A3, or #5 Envelope.
  5. Check whether the document pages update to the selected size.

Success Criteria

  • Interface result: The target paper format is selected in the Paper Size list.
  • Next action available: You can continue editing, printing, or adjusting other page settings such as margins.

Tips While Using

  • Common mistake: After changing paper size, users may skip checking page breaks and layout changes.
  • Environment note: If you plan to print, make sure the printer supports the selected paper format.

2. Set a Custom Paper Size

Entry: Page tab → Paper SizeCustom Paper Size

  1. Open the target document.
  2. Click the Page tab or the related page layout tab, then click Paper Size.
  3. Select Custom Paper Size.
  4. Enter the width and height you need in the dialog box.
  5. Click OK to apply the setting.
  6. Review the page layout to make sure the content still fits your needs.

Success Criteria

  • Interface result: The page size updates to the width and height you entered.
  • Next action available: You can continue editing the document or print it with matching output settings.

Tips While Using

  • Common mistake: If you do not confirm the measurement unit, the page may become too large or too small.
  • Environment note: Whether a custom size prints correctly also depends on printer support.