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How to Open PDF on iPhone: A Simple Guide

If you have come here seeking a solution to your Apple device viewing PDF file issue, then take a breather. This detailed guide will take you through the entire process of how to open PDF on iPhone or iPad. In this article, we will dive deeper into the topic and explore the various options available like Safari, programmed iBooks applications, and third-party applications like UPDF. Enjoy a comfortable reading experience with an array of display modes and powerful annotation tools at your disposal.

In this detailed guide, you will have a clear idea of how to access your PDF files on an Apple device whether for academic tasks, business-related files, or your favorite novels.

Let's get started!

Part 1:How to Open and Read PDFs on iPhone and iPad

UPDF for iOS is an exceptional substitute for accessing and reading PDF files on iPhone or iPad due to its easily operated interface which makes your literary encounter a smooth sail. UPDF has an adaptable software that offers a variety of options for display, making reading PDF files as easy as it can be. Additionally, it serves as a PDF annotator and editor for iPhone and iPad. The AI feature makes analyzing PDFs much easier, providing instant summaries, translations, and explanations. Its multi-platform compatibility allows you to use it seamlessly on Windows, Mac, and Android devices as well.

Here is an easy-to-follow guide on how to open and read PDF files using UPDF for iOS:

  1. Get the UPDF app by tapping the below button.

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  1. By tapping on its icon, open UPDF. You must import the PDF file you want to open and read once the program is open. The "+" button is in the screen's lower right corner. Find it there. To continue, tap on it.
open pdf iphone import file
  1. You will be given a selection of ways to import your PDF document after hitting "+." You have the option of importing from your computer, files, or even photos. Based on where your PDF is located, choose the relevant choice.
  2. You can now begin reading the PDF document after successfully importing it into UPDF.
  3. For acquiring access to the PDF file, tap on it to open it in the app. The PDF file will appear on your screen where you can go through it.

To accommodate your preferred reading style, UPDF for iOS provides a variety of view options. You can change the page view mode to your preference. Following these easy steps will allow you to change the view mode in UPDF for iOS:

  • Look for the "v" icon in the screen's upper left corner.
  • Now click the "Page View" icon. When you tap the "v" icon, three different viewing options and a small preview image are displayed.
how to open pdf on iphone page view
  • Tap the left icon to see two or more pages on one screen.
  • Tap on the middle icon to choose whether you want to see the pages vertically or horizontally.
  • Tap on the right icon to view the pages sequentially and navigate them effortlessly.
how to open pdf on iphone updf for ios page view panel

These instructions will let you quickly change the page view mode in UPDF for iOS so you can have a customized reading experience.

Reading PDFs on your iPhone or iPad becomes a fun and useful experience with UPDF for iOS. Explore the world of digital reading at your fingertips by downloading UPDF right away!

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Also Read: Top 5 PDF Reader iPhone Apps You Must Try in 2023

Don't just take our word for it; see how UPDF is reviewed by 9to5mac.

Part 2: How to Open PDF in Safari on iPhone and iPad

The integrated PDF viewing tools in Safari make it easy to view PDF files on an iPhone or iPad. The following steps will show you how to view PDF files in Safari straightaway:

  1. Launch "Safari" on your iPhone or iPad from the home screen.
  2. After that, copy and paste the PDF file link you want to open.
  3. Once you paste the link, Safari will open that PDF file.
  4. Now, you can easily edit that file using the touch options. You can easily, drag, pinch, double-tap, and tap in the file to make changes.

By following the above-mentioned steps, you can easily open PDFs in Safari on iPhone and iPad.

Part 3: How to Open PDF Files on iPhone and iPad Using the iBooks App

You may easily use the iBooks app on your iPhone or iPad to open and read a PDF attachment if you have one.

Listed below is a step-by-step guide to get you started:

  1. The PDF attachment should first be saved on your iPhone or iPad.
  2. To open the PDF and locate the Share button, tap it. It is at the bottom of the screen and is symbolized by an arrow pointing upwards. On your device, click Share.
  3. To access "Books," swipe left over the app icons. If "Books" is not listed as an option, click "More" (represented by three dots). Next, look for "Books" in the list of accessible apps. Save the PDF by selecting "Books."
  4. The PDF will start to open and save itself to the Books app.
  5. Locate the iBooks app on your smartphone's home screen and push to open it.
  6. Once you are within the iBooks app, tap on the "Library" tab at the bottom of the screen. Your personal digital library will thereafter be accessible. To open a PDF file, tap on it.

These simple steps will help you access and edit PDF files on iPad or iPhone using the iBook app.

Part 4: What You Can Do When You Open a PDF in UPDF on iPhone and iPad

UPDF for iOS is your all-in-one PDF toolkit that empowers you to perform a wide range of file management actions effortlessly. From viewing and editing to annotating, converting, organizing, and securing PDF documents, UPDF offers a plethora of benefits for iPhone and iPad users.

UPDF for iOS is also integrated with AI, making it more convenient to get quick and accurate summaries and translations from length PDFs; and you can chat with your PDFs to get any answer you want through UPDF. Download it today to get these benefits.

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open pdf ipad updf

Let's explore the benefits of UPDF:

  • Annotate PDF: UPDF provides a powerful platform to annotate and sign PDF documents directly on your iOS mobile devices. With the ability to import files from various sources, UPDF grants you complete mobility to handle any document workflow seamlessly from your iPhone or iPad.
  • Read PDF with Flexible Settings: When you open a PDF in UPDF, you gain access to a range of flexible reading settings. Whether you prefer vertical or horizontal scrolling, single-page or two-page view, UPDF accommodates your reading preferences. Additionally, the dark reading mode ensures eye protection during extended reading sessions, enhancing your overall reading experience. The inclusion of bookmarks enables swift navigation to specific points of interest within the PDF document.
  • Analyze PDFs: Use UPDF AI to analyze your PDF documents, asking it to summarize, translate, or explain content for you.
  • Sign PDF or Image: UPDF simplifies the process of adding and managing signatures to your PDFs or images. With customizable signature options and the ability to change signature colors, signing PDF documents on your iOS device becomes effortless.
  • Edit PDF Content: With UPDF, you can effortlessly edit PDF text, including changing color, font style, and font size. Additionally, editing images within PDFs is made convenient, allowing functions such as rotation, extraction, replacement, and cropping of images. Moreover, the app's scanning feature allows you to directly scan text and documents into your PDF files, streamlining your editing tasks.
  • Security Space: UPDF prioritizes your privacy and offers a Security Space feature. This allows you to move your files or folders to a secure location within the app, safeguarding sensitive documents from unauthorized access. For added protection, you can enable Face ID or set a passcode to access your Security Space, ensuring only authorized users can view and manage confidential files.
  • Cloud Integration: UPDF offers seamless integration with cloud storage services, allowing users to access their PDF documents from different devices and platforms.

UPDF for iOS stands as a versatile and user-friendly PDF editor & annotator, enabling users to handle various document-related tasks efficiently. Whether it's reading, annotating, signing, editing, or securing PDF documents, UPDF empowers iPhone and iPad users with a complete set of tools to improve productivity and streamline document workflows on the go. Improve your PDF skills to the next level by upgrading to UPDF Pro.

Part 5: FAQs About Opening PDFs on iPhone

1. Why Can't I Open PDF Files on my iPhone?

There may be a variety of causes for PDF files to refuse to open on your iPhone 15. Make sure your device is first and foremost equipped with a working PDF reader app.

Consider using a trustworthy program like UPDF. Second, make sure the PDF file is intact; it is conceivable that the file is corrupted or damaged. To see if the issue is still present, try opening another PDF. Check your device's settings to make sure there are no restrictions or limits on file downloads. If you are trying to open a PDF from a website, last but not least, ensure your internet connection is stable and robust. You can overcome any challenges and successfully open PDF files on your iPhone 15 by troubleshooting these features.

2. What App Opens PDF Files on iPhone?

For opening PDF files on your iPhone 15, you have various options. But an app like UPDF is a great choice. With UPDF, you can efficiently manage and interact with PDF files, making it an excellent choice for opening PDFs on your iPhone 15.

For iOS devices, UPDF is a feature-rich PDF reader and editor app. Users favor it highly due to its user-friendly interface and other comprehensive functions. You may use UPDF on your iPhone 15 to access PDF files as well as view, edit, annotate, convert, organize, and secure PDF files. The software is a flexible tool for managing PDFs while on the road because it enables a variety of file management operations.

3. Why Can't I Open a PDF on iPhone Safari?

There may be a few causes for your inability to open PDF files in iPhone Safari. First, make sure your internet connection is steady. It is possible that Safari will not correctly load the PDF due to sporadic or poor internet connectivity. Verify that Safari's pop-up blocker is not blocking the PDF from opening by performing the second step. Pop-up blockers can prevent PDFs from opening in a new tab or window when they occasionally do. If you cannot open PDF files in iPhone Safari, there are a few possible reasons why. Start by checking the stability of your internet connection.

4. Where Do PDF Downloads go on iPhone?

A PDF file is typically saved to the "Files" app on an iPhone 15 when it is downloaded from the internet or retrieved as an attachment in an email or message. Open "Files" and select "On My iPhone" or "On My iPad" to access local storage to find your PDF downloads. Look under the "Downloads" folder where you can often locate your PDF downloads. You may access and view your downloaded PDF files from there.


In conclusion, opening PDFs on your iPhone or iPad can be effortless when you have the right tools at your disposal. From built-in options like iBooks and Safari to third-party apps, the choice is yours.

However, for a truly feature-rich experience and enhanced productivity, UPDF for iOS stands out as a top recommendation. With its versatile view modes, powerful annotation capabilities, and seamless cloud integration, UPDF provides a comprehensive solution for managing and enjoying your PDF documents. So, whether it's for work, study, or leisure, pick UPDF and dive into the world of digital reading with confidence! Here's a notable site with an objective review of UPDF to get to know UPDF better.

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