Font Size helps you change the font and text size of content in PDF documents. It provides the tools you need to adjust text appearance precisely, making your work more efficient and helping you accomplish tasks with ease. With Font Size, you can select text, apply a different font, choose from common fonts, cloud fonts, or installed system fonts, set sizes using Chinese or numeric size options, and quickly increase or decrease size for faster editing. Whether you're updating existing text, checking the current font and size of selected content, searching the font list to find a typeface, or editing text in a scanned PDF after OCR recognition, Font Size helps you stay productive and complete tasks efficiently across different devices and work environments. Choose the documentation below that best matches your needs to learn more.

Windows

Introduction How to Use FAQ