How to Use

Last updated:July 8, 2026

Use Reduce File Size with 1 indexed topic, including running document slimming; choose the topic from the How-to Index and follow the entry path and steps.

How-to Index

No.TopicMembership Requirement
11. Run document slimmingWPS Premium required

How-to Guide

1. Run document slimming

Entry path: Top menu bar in the document > More > All Services / More Output Conversion > Reduce File Size

  1. Open the document that you want to slim.
  2. Tap More on the top menu bar, then open All Services or More Output Conversion.
  3. Tap Reduce File Size.
  4. Wait while the app analyzes the document and shows the compressible space.
  5. Choose whether to Back Up Original Document.
  6. Tap Start Slimming to run compression.
  7. Review the file size comparison after slimming is complete.

Success Criteria

  • Interface result: the page shows the analysis result and then displays the file size comparison before and after slimming.
  • What you can do next: you can continue viewing, saving, or sharing the compressed document.

Tips While Using

  • Membership: this topic requires WPS Premium.
  • Common mistake: if you do not enter from a Writer document, you may not see the feature entry.
  • Limitation: if the document contains very few images, the size reduction may be limited.