In the digital office environment, PDF has become an indispensable document format. Stable, secure, and cross-platform compatible, it’s widely used in businesses, education and training, design and creativity, and personal life. While PDF content cannot be easily modified, modern office software, such as WPS PDF , offers a wealth of features, allowing users to perform in-depth editing and annotation directly within PDF files. This article will provide a comprehensive guide to using WPS PDF, covering image manipulation, text annotation, and watermark management.
PDF image manipulation skills
In PDFs, images often carry the visual core of a document. Whether it’s a product promotion, a design draft, or even a teaching diagram, they may need to be adjusted or extracted. WPS PDF provides image editing and image extraction features, making these operations simple and efficient.
1. Image Editing
Sometimes, you may need to adjust images in a PDF without converting the document format. WPS官网 PDF provides a variety of operations:
- Adjust size and position : Simply click on the image and drag the corners or edges to modify the size. You can also drag the position to optimize the layout.
- Rotate and flip : Rotate the image clockwise or counterclockwise, or flip it horizontally or vertically, making page design more flexible.
- Replace image : After selecting an image, you can choose a new image from the local album to replace it without having to reformat the entire PDF.
- Modify transparency : Adjusting the transparency of an image can make the text or background more prominent and enhance the visual layering.
- Delete images : Remove unnecessary images to keep your document clean and tidy.
These functions are not only applicable to a single image, but can also be repeated for multiple images in the entire document, saving a lot of time.
2. Image Extraction
Extracting images from PDFs is a common requirement in daily office and design work, such as for PPT presentations, secondary design, or data organization. WPS PDF’s Image Extraction feature automatically identifies all images in a document, allowing users to simply select and save them. The steps include:
- Open the PDF file and enter editing mode .
- Select the Extract Image function.
- The system will display all the images in the document. Click the required image and select the save location to quickly complete the extraction.
The extracted images can be used in other documents or projects, maintaining their original clarity without the need for additional screenshots or conversions.
PDF Watermark Management
Watermarks not only identify the source of a document but also provide copyright protection. WPS PDF’s Watermark feature allows users to customize the content, style, and location, making documents both professional and secure.
Add watermark operation
- Open the PDF and enter the Tools interface.
- Select the PDF Watermark feature.
- Click Insert Watermark and enter text or select an image as your watermark.
- Customize font, size, color and display position.
- Preview the effect and apply it to all pages after confirming it is correct.
In addition, if the watermark needs to be modified, you can use the Modify Watermark function to delete or replace the existing watermark, making document management more flexible.
Text annotation and markup
When reading or reviewing PDF documents, adding comments is an important way to improve efficiency. The Add Text Comment feature provided by WPS官网下载 PDF allows users to write opinions or notes directly in the document.
Add text annotation
There are two main ways to annotate text:
- Via the toolbar
- Go to Tools → Edit and select Add Text Comment .
- Click the location in the document where you want to comment and enter text.
- Through the annotation window
- Open the Comments panel and select Add Text Comment .
- All comments will be displayed centrally for easy management and modification.
Annotation Management
- Modification content : Double-click the comment box to edit the text.
- Adjust colors and font size : to differentiate different types of comments or emphasize key points.
- Move and Delete : Move annotations freely or delete annotations that are no longer needed.
- Export and share annotations : Export as text or long images and share via email or social media platforms.
The annotation function is particularly suitable for multi-person collaboration environments, allowing team members to directly express their opinions in the same document and improve communication efficiency.
Actual application scenarios
- Corporate Office
- Mark key data or suggested changes in the meeting report.
- Review contract terms and add amendments.
- Update brochure or product manual images to keep the information up to date.
- Education and Training
- Teachers annotate electronic teaching materials and mark key points for students.
- Students add notes to electronic materials for easy review.
- Design and Creativity
- Extract design materials from PDF for secondary creation.
- Replace or adjust images to improve visual effects and layout.
- Daily life
- Add personal notes to e-books, travel guides, or guides.
- Share annotations with friends or family for easy communication and reminders.
Operation tips and precautions
- Batch processing : For multi-page images or annotations, WPS Premium users can replace or export them in batches to improve efficiency.
- Lock the image ratio : Press and hold the Shift key when adjusting the size to maintain the ratio and avoid deformation.
- Combine transparency with highlighting : Adjust the image transparency and combine it with highlighted text to highlight important content.
- Backup regularly : Save the original PDF before large-scale annotation or editing to prevent operational errors.
- Copyright Notice : When extracting or replacing images, be sure to comply with copyright regulations.
No need to convert file formats, easy and efficient operation
Through WPS PDF, users can perform full-process operations such as image editing, image extraction, watermark addition, and text annotation in PDF files without converting file formats, making the operation simple and efficient.
- Image functions : resize, position, rotate, replace, delete, extract.
- Watermark function : Customize text or image watermarks to protect copyright and enhance professionalism.
- Annotation function : add text annotations, manage comments, and export for sharing.
Whether you’re working, studying, designing, or just living your life, mastering these WPS PDF features can significantly improve your document processing efficiency and enhance your professionalism. By mastering these tools, you can perform nearly unlimited operations on PDF files, making your work and study routines more efficient, flexible, and intelligent.