Want to edit a PDF file but find that there are several blank pages? When preparing a speech, suddenly found that some duplicate pages appeared after the Word document was converted to PDF? Temporarily want to delete some of these pages, but don't want to repeat the conversion again? What should I do in this situation? take it easy. You'll undoubtedly need to delete those pages that you don't need right now, but that's not possible with a PDF reader. At this time, you need a PDF editor to help you delete useless pages.
Fortunately, we've found some of the best ways for you. Through these methods, you can get your ideal PDF files quickly and efficiently. Additionally, some tools will provide additional functionality such as inserting images and text, cropping and rotating.
Method 1 - Delete PDF pages on your computer
In addition to online tools, the number of offline tools is gradually increasing, and many online tools have also launched desktop versions. When it comes to offline tools, we have to mention an easy-to-use PDF editor, GeekPDF.
1. Geek PDF offline processing (safe and reliable)
One desktop program that is GeekPDF is also an excellent and user-friendly PDF converter and editor. It enables users to convert PDF files to and from other formats, and it also has some useful features that other PDF converters may not have. It has an online version called Geekersoft which is free to use, you can try it.
Step 1. Visit GeekPDF, download and install it.
Geek PDF Editor Geek PDF Editor-PDF document content editing is easy to handle, editing PDF like editing Word, everything is so simple. 
https://www.geekersoft.cn/geekersoft-pdf-editor.html Step 2. Import your PDF files. Click the "Open File" button, then click "Open" to upload your PDF file.
Step 3. Click Pages > Delete (trash can icon) and enter the number of pages. You can even choose to delete even or odd pages.
Step 4. If you now want to edit, comment or protect your PDF, you can go to the menu and do what you want without uploading your PDF file again.
Step 5. Finally, click File on the upper left corner to save the edited PDF file.
Delete PDF pages online
Online tools are becoming mainstream and starting to replace traditional desktop programs. Because online tools not only save limited storage space, but also have no restrictions on time, place and equipment. The quality and safety of file output are no worse than desktop programs, so it is very popular now.
There are many online PDF converters, but not all PDF converters have a complete set of tools. If you want to delete PDF pages, then we recommend iLovePDF and PDF2GO.
2.iLovePDF
iLovePDF is an online PDF converter with basic conversion tools and other tools, such as delete PDF pages, merge PDF, compress PDF, etc. It is a unique, cute, and comfortable web design that makes people feel very warm. What's more, even if you are using iLovePDF for the first time, it is very easy to operate.
Step 1. First, go to iLovePDF > All PDF Tools , which can be seen in the panel at the top of the page. Then select Delete PDF Pages .
step 2. Upload your PDF file. Here you can select a file from your local computer or from Google Drive and Dropbox by clicking on the corresponding icon. You can only upload one file at a time.
Step 3. You have two methods of deleting pages. (1) If your file contains many pages, you can enter the number of pages you want to delete in the input box on the right. (2) Or you can click on the page to select one by one.
Step 4. After selecting all the pages that need to be deleted, move the mouse to Delete Pages and click it. Then you can download the new PDF file and get your ideal PDF file.
3.PDF2GO
PDF2GO has clear functional classification and 20 tools. Once on the home page, you'll see four categories, EDIT A PDF FILE, IMPROVE PDF FILES, CONVERT FROM PDF, and CONVERT TO PDF. Whether you're using your computer or your phone to delete PDF pages, each tool can be found quickly and easily.
Step 1. Go to visit PDF2GO . Delete PDF belongs to PDF editing, so you can quickly find Sort and delete PDF pages under EDIT A PDF FILE , and the icon color is yellow.
Step 2. Then select the page you want to delete, and you will see that the selected page will be replaced by a red trash can. Also, you can change the order of the pages. Click on the image of your choice and drag it to the correct location. Or you can click the Sort Asc and Sort Desc buttons in the upper left corner.
Step 3. Click Save to preserve your settings, then download your PDF file (or download to the cloud).
4. Google Chrome
Can you imagine that the most used browser, Google Chrome, can also be used to delete PDF pages? In fact, we can actually make more changes with Google Chrome, but you need to make sure your browser is Google Chrome.
Step 1. Open Google Chrome and drag and drop your PDF file into it.
Step 2. Click the "Print" button in the upper right corner of your browser . Select Save as PDF and enter the number of pages you need. For example, you want pages 4,5-6,9, then enter 4,5-6,9. Then you will see that the whole file will only keep the pages you selected.
Step 3. Confirm your action and click Save . Choose a location and rename the new PDF file. Finally click Save again .
5. Delete PDF Pages Using Mac Preview
For Mac users, there is one of the easiest and quickest ways to delete PDF pages through Apple's own preview. Preview is a very handy tool that comes pre-installed by Apple, making it easy for users to edit files like PDFs. You may not know how to open Preview, let's see how to open it.
Step 1. Now firstly, go to your PDF file and double click on the PDF file to open it in Preview . But you may have previously installed other PDF programs, and your PDF files will be opened by them. Don't worry, you can right click on your PDF file and select "Open with Preview".
step 2. Now go to the menu above and select View > Thumbnails . You will then see all the pages of the PDF.
Step 3. Select the pages you want to delete, unlike Windows, you can press Command to select multiple pages at once.
Step 4. Click Edit next to View and choose Delete . All PDF pages you selected will then be deleted. Finally, click File and save your PDF file.
in conclusion
If you're a Mac user, you can try Preview first, it's free and easy to use. However, if you're a Windows or Linux user, you can try the online PDF editors we recommend before buying a desktop program. Hope you will like them. Please leave us feedback and let us know your great ideas.