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Fix PDF Search Not Working in Microsoft 365 for Android

Bushra ParveenBushra Parveen Oct 9, 2026 868 views

Question details

The user is unable to use the PDF search function in the Microsoft 365 Android application because the on-screen keyboard does not pop up, and there is no accessible Search or Enter button to execute the query.

How to Fix PDF Search Not Working in Microsoft 365 for Android
Product
Microsoft 365 for Android
Device & OS
Android
Scenario
Searching for specific text within a PDF document using the Microsoft 365 mobile app.
Observed behavior
When tapping the search bar inside a PDF, the keyboard fails to open. Even if text is copied and pasted into the search field, the search button or Enter key remains unavailable, preventing the search from executing.
Before you start

Ensure that your Android device's default keyboard is functioning correctly in other applications, and verify that the PDF file you are trying to search is text-searchable rather than a flattened scanned image.

Solution 1Recommended

Clear App Cache and Test Multiple PDFs

Perform fundamental troubleshooting steps to resolve temporary app glitches that might be preventing the keyboard interface from loading.

Often, a bloated cache or a corrupted temporary file can prevent UI elements like the on-screen keyboard from triggering properly inside specific modules of an app.

1
Open Android Settings

Navigate to your Android device's Settings app and select Apps or App Management.

2
Locate Microsoft 365

Scroll through your installed applications, find Microsoft 365, and tap on it to open the App Info page.

3
Clear the Cache

Tap on Storage & cache, then select the Clear cache button. Do not select Clear Data unless you are prepared to sign back into your account.

4
Force Stop and Retest

Tap Force stop to completely close the app. Reopen Microsoft 365 and attempt to search within a completely different PDF file to rule out document-specific corruption.

Clear App Cache and Test Multiple PDFs
Document Testing: Testing multiple PDF files is crucial, as some PDFs may have restricted permissions that disable text extraction and searching.
Free Microsoft Office alternative

Use WPS Office to Seamlessly Search and View PDFs on Android

If Microsoft 365 continues to experience bugs with its search functionality, consider switching to WPS Office. It provides a robust, built-in PDF reader that allows you to reliably search text, annotate, and view documents without frustrating keyboard glitches.

  1. 1. Install WPS Office: Download and install WPS Office for free from the Google Play Store.
  2. 2. Open Your PDF: Launch the app, navigate to your files, and open the desired PDF document.
  3. 3. Search Your Document: Tap the Search icon at the top of the screen and use the fully supported on-screen keyboard to instantly find your text.
Flawless PDF text searching and viewing on all Android devices.High compatibility with all Microsoft Office formats (Word, Excel, PowerPoint) and standard PDFs.Free, lightweight, and consumes less storage space on your mobile device.Familiar and intuitive user interface designed specifically for mobile productivity.
microsoft office alternative - wps office

Frequently Asked Questions

Why does the keyboard not appear when tapping the search bar in Microsoft 365?

This is typically caused by a bug in the app's user interface rendering on certain Android versions, or a temporary conflict between the Microsoft 365 app and your specific third-party keyboard app (like Gboard or SwiftKey).

Can I bypass the keyboard issue by pasting text into the search bar?

Unfortunately, no. Even if you manage to paste text into the search bar, the Microsoft 365 Android app currently lacks a dedicated on-screen 'Search' or 'Enter' button within the PDF viewer UI. Without the keyboard's return key, the search cannot be executed.

Will clearing the Microsoft 365 app cache delete my saved PDF files?

No, clearing the app cache only removes temporary files used to speed up the app. It will not delete your documents. However, if you choose the 'Clear Data' option, you may need to sign back into your Microsoft account, though your OneDrive files will remain safe in the cloud.

How do I report this persistent PDF bug to Microsoft?

You can report the issue directly through the app by navigating to your profile settings and selecting 'Help & Feedback'. Be sure to include your specific Android device model, OS version, and the Microsoft 365 app version to help their support team investigate the bug.