Reduce File Size in WPS on iOS FAQ

Last updated:July 13, 2026

When using Reduce File Size in WPS on iOS, common questions usually focus on image quality, compression results, and the difference from regular archive compression; this FAQ covers 3 common questions.

FAQ

Will Reduce File Size affect presentation quality?

  1. Reduce File Size mainly works by compressing images and cleaning redundant data.
  2. Text content usually stays the same, but image clarity may change after compression.
  3. If you want to keep the original result, back up the original file before starting.

Why is the file size reduction not obvious?

  1. Check whether the presentation contains many images or other compressible content.
  2. If the file has very few images, the size change may be limited.
  3. You can also remove unnecessary images or repeated assets to further reduce file size.

What is the difference between Reduce File Size and regular file compression?

  1. Reduce File Size works on images and redundant data inside the presentation itself.
  2. Regular file compression usually packages the whole file into a compressed archive.
  3. After extracting a regular archive, the original file size usually stays the same, while a processed presentation file is directly smaller.

Glossary

TermDefinition
Reduce File SizeA process that reduces file size by optimizing images and cleaning redundant data.
Back up the original fileKeeping a copy of the original file before processing so you can restore or compare it later.
Redundant dataExtra data in a file that contributes little to the final presentation result and can be cleaned to reduce size.