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PDF Editing Issues

How to Fix Missing Spaces When Filling Out a PDF Form in Acrobat Reader Mobile

Maira MehtabMaira Mehtab Oct 19, 2026 869 views

Question details

Users experience spaces disappearing from text after typing into a PDF form on a mobile device.

Fix Missing Spaces When Filling Out PDF Forms in Acrobat Reader Mobile
Product
Acrobat Reader Mobile
Device & OS
not provided
Scenario
Filling out interactive text fields in a PDF document using a mobile application.
Observed behavior
Text appears correct with proper spacing while actively typing, but the spaces disappear once the text is entered or the field loses focus.
Before you start

Verify whether the spacing issue occurs on just one specific PDF file or multiple different PDF forms, as this helps determine if the document itself is corrupted.

Solution 1Recommended

Update Acrobat Reader Mobile to the Latest Version

Software bugs causing text rendering and formatting issues are frequently patched in newer app releases.

PDF rendering engines on mobile devices occasionally struggle with specific font encodings. Updating to the latest version ensures you have the newest bug fixes applied to your application.

1
Open Your App Store

Navigate to the App Store (for iOS) or Google Play Store (for Android) on your mobile device.

2
Search for the App

Type 'Adobe Acrobat Reader' in the search bar and open the official application page.

3
Install Updates

Tap the 'Update' button if an update is available. Once the installation is complete, open your PDF form and test typing to see if the spaces remain.

Update Acrobat Reader Mobile to the Latest Version
Check OS Compatibility: Ensure your device's operating system is also up to date, as keyboard input bugs can sometimes stem from outdated mobile operating systems.
Fill PDF Forms Seamlessly

Use WPS Office to Fill PDF Forms Without Missing Spaces

Avoid text formatting glitches entirely by switching to WPS Office. Its built-in PDF editor provides a highly stable environment that preserves your spaces, fonts, and layouts exactly as intended on both mobile and desktop devices.

  1. 1. Download WPS Office: Install WPS Office from your device's app store or download it directly from the official WPS website.
  2. 2. Open the PDF Form: Launch the WPS Office app, tap on 'Files', and select the PDF document you need to fill out.
  3. 3. Fill in the Fields: Tap on the interactive text boxes within the form and type your information. All spaces and formatting will be perfectly preserved upon entry.
  4. 4. Save and Share: Tap the 'Save' icon to secure your inputted data, then use the 'Share' menu to easily send the completed form via email or messaging apps.
Flawlessly fill out interactive PDF forms without frustrating text spacing errors.Fully compatible with all standard PDF formats and Microsoft Office files (Word, Excel, PowerPoint).Lightweight, all-in-one mobile app that won't slow down your smartphone or tablet.Cross-platform support ensures your documents look identical across iOS, Android, Windows, and Mac.
microsoft office alternative - wps office

Frequently Asked Questions

Why do spaces disappear only after I finish typing in the PDF?

While you type, your mobile operating system's keyboard handles the text display. Once you finish and the field loses focus, the app's internal PDF engine takes over rendering. If there is a bug or font embedding issue in that app, it may fail to render the space characters properly.

Does this missing spaces issue happen on both Android and iOS devices?

Yes, this specific missing spaces issue has been reported on various mobile platforms. It typically depends on the interaction between the specific app version and the font encoding of the PDF file, rather than the device OS itself.

Can the original PDF file be the cause of the missing spaces?

Absolutely. If the PDF form was created using non-standard fonts, corrupted form field properties, or restricted formatting rules, it might cause compatibility issues that result in spaces disappearing when viewed on mobile readers.