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UPDF Help Center

Get help using UPDF


  • What is UPDF?

    UPDF is a complete PDF solution to meet all your PDF requirements across Mac, Windows, iOS, Android, and web. It is a versatile tool with features such as editing, annotations, converting, and page organizing, and more exciting features will be added with each new version.
  • Is UPDF free?

    Yes, UPDF has a free version as well as premium plans. To use the free version, users need to sign up for an account and log in. Please note that there are limitations to the free version. The free version will add watermarks automatically when saving the file, and up to 5 conversions in total. (Currently, the iOS and Android versions are completely free as long as you sign up for an account and log in.)
  • How do I download and install UPDF?

  • What language does UPDF work in?

    UPDF is available in English, French, German, Italian, Spanish, Portuguese, Russian, Chinese Tradition, Chinese Simplified, Japanese, and Korean.
  • What system does UPDF support?

    UPDF is available for Mac, Windows, iOS, and Android currently.
    (Please note that the mobile app features are different from the desktop features. Check the tech spec page to learn more.)
  • Is UPDF 64-bit or 32-bit compliant?

    UPDF is 64-bit compliant.
  • Do I need to be online to use UPDF?

    No, UPDF is a secure offline utility that protects document and user privacy.
    Please note that you need keep your device connected to the Internet while registering and activating UPDF, as well as to get live updates, product usage assistance, etc.
  • How safe is UPDF? Will my files be stored?

    Unlike online tools, UPDF is a desktop software for Mac and Windows, so you don't need to upload any file to the Internet. Your files are safe on your local storage.
  • How can I learn to use the new features in UPDF?

    You can consult the UPDF User Guide for Windows or UPDF User Guide for Mac, but all the features are highly intuitive so you can jump right in and start using the product.
  • How to contact UPDF support team?

    The UPDF customer service team is on call during business hours on Monday to Friday. You can contact them via email () or leaving a message on the Contact Us page. You can also follow:
    • Facebook: @superacesoftware
    • Twitter: @updfeditor
    • Youtube: @UPDF
    • Instagram: @updfeditor
  • My company is interested in purchasing UPDF in volume. How do I get started?

    Please contact our dedicated sales team through email: .
My Account
  • How do I create a UPDF account?

    Simple! Install UPDF and directly sign up within the application interface by clicking the "Login" button on the top-right corner.
    Alternatively, you can register on our website by clicking the "Sign Up" button and then activate the product using your registered email ID.
  • How to edit my personal info of my UPDF acccount?

    • First, click "Sign Up" to log into your account at
    • Second, click the avatar on the top-right corner. It will lead you to the account center.
    • Third, You can change your avatar, name, and password in the account center.
  • How can I retrieve or reset my password?

    • Step 1. Click the "Sign Up" button on the website, or the "Login" button on the UPDF app interface.
    • Step 2. Enter your email, click "Continue", and choose "Log in with password".
    • Step 3. Then click the "Forget password?" UPDF will send a code to your mailbox.
    • Step 4. Enter the code, and you can reset your password now.
  • I want to change my email

    Please login to your account and visit the account center. There is an option to delete your account. Then sign up with your new email.
  • I forgot my account & password

    Please try your commonly used email to see if you can log in. You will receive a code in your mailbox, and enter it to log in.
  • How do I activate UPDF after signing up?

    Once you sign up, all you need to do is download UPDF and log in the first time you use it. It will be activated automatically.
  • I don't receive the code while signing up

    If you didn't receive the code in your inbox, please check your spam folder.
  • Can I view multiple PDFs?

    You can open multiple PDFs and view them in their own tabs. This tabbed view allows you to quickly toggle between two or more PDF files.
  • How can I edit the existing text in PDF?

    Click Edit in the left toolbar to go into editing mode, then click any line or paragraph to begin editing the text.
  • Can I add or edit images in PDF?

    Yes, when you click Add Image in the Edit tab and then select an image, you'll see a content-aware toolbar with various image editing options. Use the Add Image icon to bring a new image into the PDF file (Only available in the Mac version).
  • What markup tools can I use to annotate PDF?

    UPDF for Mac provides a range of annotation tools such as text markups (Highlight, Strikethrough, Underline, Squiggly Line), Sticky Notes, Text Comments, Text Boxes, Pen Drawings, Shapes, Stamps, Stickers, Signatures, and more. UPDF for Windows supports Highlight, Strikethrough, Underline, Sticky Notes, Text Comments, Text Boxes, Shapes, and more.
  • What to do if I want to rearrange pages in PDF?

    Click the Page tab on the left toolbar to enter the Page Management mode, then select the thumbnail of a page and move it to a new position within the document.
  • What new features have been added recently?

    UPDF will be regularly updated with features and will eventually be a full-fledged PDF document management utility. You can visit UPDF what's new page to check the latest release.

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