Fix Acrobat Reader PDF Not Saving or Sharing on iPhone
Question details
Users are unable to save, upload, or attach edited PDFs to emails using the Acrobat Reader application on iPhone.

- Product
- Adobe Acrobat Reader
- Device & OS
- iOS (iPhone)
- Scenario
- Editing a PDF document on an iPhone and attempting to save the changes, upload it to cloud storage, or share it via an email attachment.
- Observed behavior
- The edited PDF fails to auto-save, cannot be uploaded to cloud platforms, and will not attach to outgoing emails due to an app version bug.
Ensure your iPhone is connected to Wi-Fi or cellular data and have your Apple ID details ready, as you will need to download an application update from the App Store.
Update Acrobat Reader to the Latest Version
Updating the application resolves the known bug that prevents edited PDFs from being saved and shared on iPhone devices.
The inability to save, share, or attach PDFs on an iPhone using Acrobat Reader was a recognized bug in older software versions. Adobe released a fix in version 18.01.22. Updating to this version or newer restores full auto-save, cloud syncing, and email attachment functionality.
Navigate to your iPhone's home screen and tap the App Store icon.
Tap on your Apple ID profile icon located at the top right corner of the screen.
Scroll down to view your pending updates. Locate 'Acrobat Reader' in the list and tap the 'Update' button to install version 18.01.22 or newer.
Open the updated Acrobat Reader app, make a minor edit to your PDF to trigger the auto-save feature, and attempt to share or attach the document to an email to confirm the issue is resolved.

Edit, Save, and Share PDFs Flawlessly with WPS Office
Avoid frustrating saving bugs and sharing restrictions by using WPS Office for your mobile PDF needs. It provides a robust, seamless experience for annotating, modifying, and sharing PDF files directly from your iPhone without unexpected errors.
- 1. Download WPS Office: Install WPS Office for free from the iOS App Store.
- 2. Open Your Document: Launch the app and open your PDF file directly within the WPS mobile interface.
- 3. Edit and Annotate: Utilize the comprehensive mobile toolset to highlight text, add signatures, or modify the document.
- 4. Save and Share: Tap the 'Share' icon to instantly save the file to your preferred cloud drive or attach it seamlessly to an outgoing email.

Frequently Asked Questions
Why are my edited PDFs not saving on my iPhone?
This is often caused by software bugs within specific versions of PDF reader applications. Updating your app to the latest release through the App Store usually patches these bugs and restores normal auto-save capabilities.
Can I recover PDF edits that failed to save before I updated?
Unfortunately, if the application bug prevented the edits from being written to your device's storage or uploaded to the cloud, those specific changes might be permanently lost. It is recommended to update the software before attempting to recreate your edits.
How do I easily share a PDF via email from my iPhone?
Using a stable document editor like WPS Office, you can open your PDF, tap the 'Share' button, and select 'Mail'. This will automatically generate a new email draft with the fully updated PDF attached.
Does WPS Office sync my PDFs to the cloud on iOS?
Yes, WPS Office fully integrates with popular cloud storage services such as iCloud, Google Drive, and Dropbox, ensuring your PDF changes are safely synced across all your devices.




