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How to Fix Adobe Acrobat Not Working in Android Multi-Window

Jason MillerJason Miller Oct 18, 2026 869 views

Question details

The user is unable to use the Adobe Acrobat app in multi-window or split-screen mode on their Android device.

Fix Adobe Acrobat App Not Working on Android Multi-Window Mode
Product
Adobe Acrobat Mobile App
Device & OS
Samsung Galaxy F62 (Android)
Scenario
Attempting to view PDF files in split-screen mode alongside another application.
Observed behavior
The app displays a message stating it is not available in multi-window mode, preventing continuous document viewing while multitasking.
Before you start

Ensure your device's operating system and the Adobe Acrobat app are fully updated, as multi-window compatibility is often improved in newer software versions.

Solution 1Recommended

Force Multi-Window Support via Android Developer Options

Use Android's built-in developer settings to force apps to resize, bypassing the app's default multi-window restrictions.

Android includes a hidden setting designed for developers that forces all installed applications to be resizable, regardless of whether the app publisher officially supports split-screen mode.

1
Enable Developer Options

Go to your device 'Settings', scroll down to 'About phone', tap on 'Software information', and rapidly tap the 'Build number' seven times until Developer Options are enabled.

2
Locate the Resizable Setting

Return to the main 'Settings' menu, scroll to the bottom, and open 'Developer options'.

3
Force Activities to be Resizable

Scroll down to the 'Apps' section within Developer options and toggle the switch for 'Force activities to be resizable' to the ON position.

4
Restart Your Device

Reboot your Android phone to apply the changes, then try opening Adobe Acrobat in multi-window mode again.

Force Multi-Window Support via Android Developer Options
Multitasking Restored: This developer tweak resolves most split-screen restrictions, allowing you to view PDFs while running other apps simultaneously.
Seamless Android PDF Reader

Read PDFs in Split-Screen Seamlessly with WPS Office

If Adobe Acrobat continues to block multi-window functionality, WPS Office provides excellent native support for Android's split-screen mode. This allows you to effortlessly read and edit PDFs while taking notes, browsing, or chatting without any app restrictions.

  1. 1. Install WPS Office: Download and install WPS Office from the Google Play Store on your Android device.
  2. 2. Open Your PDF Document: Launch WPS Office and open your desired PDF file from your device storage or cloud drive.
  3. 3. Activate Split-Screen: Tap your device's recent apps button, tap the WPS Office app icon, and select 'Open in split screen view'.
  4. 4. Select Secondary App: Choose the second application you wish to use alongside your PDF for uninterrupted multitasking.
Native multi-window and split-screen support on Android devicesFull compatibility with PDF, Word, Excel, and PowerPoint formatsLightweight architecture that saves battery and device storageBuilt-in PDF annotation, highlighting, and signature tools
microsoft office alternative - wps office

Frequently Asked Questions

Why does an Android app say it is not available in multi-window mode?

App developers must explicitly declare support for multi-window rendering in their application's code. If the developer has disabled this feature, or if the app's current version has a rendering bug, Android will display a restriction message when you try to force it into split-screen.

Can I open two PDF files side-by-side on an Android phone?

Yes, but it depends on your PDF reader. Apps with strong multitasking support, like WPS Office, allow you to use split-screen mode effectively, and some Android devices allow opening multiple instances of supported apps side-by-side.

How do I activate split-screen mode on a Samsung Galaxy device?

Swipe up from the bottom of your screen to open the Recent Apps menu. Tap the icon of the app you want to use at the top of its preview card, then select 'Open in split screen view'. Finally, tap another app to fill the bottom half of the screen.