Optimizing PDFs for mobile viewing is essential in today’s digital landscape where most users access documents on smartphones and tablets. A misconfigured document can lead to frustrating experiences such as zooming in and out repeatedly, horizontal scrolling, or text that is too small to read comfortably. WPS Office provides a comprehensive set of smart tools that make it easy to adapt documents for mobile screens. To begin, start by importing your PDF into WPS PDF. The interface is clean and user friendly, allowing you to browse content effortlessly without distractions. Start by reviewing the document structure. If the document was designed for A4 paper or computer screens, it may have margins too broad or orientation misaligned for vertical displays. Use the reflow feature in WPS to automatically adjust text flow and resize content to fit the vertical screen of your mobile device. This eliminates the need for horizontal scrolling and improves readability. Next, consider the text scale. WPS allows you to increase text size uniformly or fine-tune key areas. Increasing the base font size to at least 12 points ensures clear, eye-friendly text even under poor lighting. You can also use the smart scaling feature, which intelligently scales images and tables to maintain clarity while fitting them within the screen width. For documents containing images, optimize resolution to cut bulk without blurring. WPS provides an built-in image optimizer that allows you to tune quality versus file size, which is ideal for email attachments or cloud uploads. Additionally, strip out invisible layers, extra comments, or overused typefaces. This further minimizes storage use and enhances performance. If your PDF contains fillable fields, make sure the input areas are correctly scaled and positioned. WPS lets you modify form elements in real time, allowing you to resize and realign boxes for optimal mobile tapping. Always check the final version on a physical device. Open the file in WPS Office on your phone or tablet to verify that page transitions are seamless, content is readable, and forms work as expected. Finally, label the output clearly as mobile-optimized such as FileName_Mobile.pdf. By following these steps using WPS Office features, you ensure your PDFs are not only comfortable to view on every smartphone and tablet, enhancing the experience for recipients whether they are traveling, in meetings, or moving between locations.