How to Reduce File Size in WPS on iOS

Last updated:July 16, 2026

Use Reduce File Size with 3 how-to topics, all of which are membership-related; start from the How-to Index to analyze the file, choose backup settings, and review the result.

How-to Index

No.TopicMembership
11. Open Reduce File SizeWPS Premium required
22. Choose backup settings and start slimmingWPS Premium required
33. Review the slimming resultWPS Premium required

How-to Guide

1. Open Reduce File Size

Entry path: Top menu bar in the spreadsheet → More → All Services → Reduce File Size

  1. Open the spreadsheet that you want to slim.
  2. Tap More in the top menu bar.
  3. Tap All Services.
  4. Select Reduce File Size.
  5. Wait while WPS analyzes the spreadsheet and shows compressible content.

Success Criteria

  • Interface result: the Reduce File Size screen opens and shows analysis results for compressible content.
  • Next action available: you can choose whether to back up the original file and continue.

Tips While Using

  • Membership: this feature requires WPS Premium.
  • Environment: a stable network connection is recommended when opening the feature.

2. Choose backup settings and start slimming

Entry path: Reduce File Size analysis result page

  1. Review the compressible content identified on the analysis page.
  2. Choose whether to back up the original file.
  3. Tap Start Slimming.
  4. Wait for WPS to complete the process.

Success Criteria

  • Interface result: the slimming process starts.
  • Next action available: after processing, you can open the result page and review the size change.

Tips While Using

  • Common mistake: starting the process before deciding whether you need the original backup.
  • Membership: this feature requires WPS Premium.
  • Environment: larger files may take longer to process.

3. Review the slimming result

Entry path: Slimming result page

  1. Wait until the Reduce File Size process is complete.
  2. Review the before-and-after file size comparison on the result page.
  3. Decide whether to keep using the processed file.
  4. If you chose to back up the original file earlier, keep the backup version as needed.

Success Criteria

  • Interface result: the page shows the file size before and after slimming.
  • Next action available: you can continue to share, save, or return to editing.

Tips While Using

  • Common mistake: confusing document slimming with a standard archive compression workflow.
  • Membership: this feature requires WPS Premium.