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Other PDF Issues

How to Clear Deleted Files and App Cache in Acrobat Reader Mobile

Adam DavisAdam Davis Oct 19, 2026 869 views

Question details

The user wants to know how to empty deleted files and clear the application cache to free up storage space in Acrobat Reader Mobile.

How to Clear Deleted Files and App Cache in Acrobat Reader Mobile
Product
Acrobat Reader Mobile
Device & OS
not provided
Scenario
The mobile application is consuming too much device storage space over time.
Observed behavior
The user is looking for a dedicated deleted-files folder to empty and instructions on safely clearing the app cache to regain storage capacity.
Before you start

Before proceeding, ensure any important local PDF files are backed up to a cloud service. While clearing the cache is safe, mistakenly clearing app data can reset your local preferences and unsynced items.

Solution 1Recommended

Clear App Cache via Mobile Device Settings

Use your device's built-in application manager to clear temporary files and cache generated by Acrobat Reader Mobile, freeing up storage safely.

Mobile PDF readers accumulate cache data over time to load recent documents faster. Clearing this cache will not delete your actual PDF files, but it will safely free up storage on your phone.

1
Open Device Settings

Unlock your mobile device and tap on the 'Settings' gear icon from your home screen or app drawer.

2
Navigate to Apps Management

Scroll down and select 'Apps' or 'Apps & Notifications' to view the list of installed applications on your device.

3
Select Acrobat Reader

Find and tap on 'Acrobat Reader' from the list of apps. If you have many apps, use the search bar at the top.

4
Clear the Cache

Tap on 'Storage' or 'Storage & cache', then press the 'Clear Cache' button. Do not tap 'Clear Data' unless you intend to completely reset the application.

Clear App Cache via Mobile Device Settings
Storage Freed: Your cache is now cleared. You can repeat this process periodically if the app begins consuming too much storage again.
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Frequently Asked Questions

Does clearing the app cache delete my saved PDF documents?

No, clearing the app cache only removes temporary files generated by the application to speed up loading times. Your downloaded and saved PDF documents will remain fully intact on your device.

How can I recover a file I accidentally deleted in Acrobat Reader Mobile?

Because Acrobat Reader Mobile permanently deletes files from their source location without moving them to a recycle bin, you cannot recover them directly through the app. You must restore them from a previous cloud backup or re-download them from the original source.

Can I clear 'App Data' instead of just the 'Cache'?

Yes, but clearing 'App Data' will reset the application to its default state. This means you will be logged out of your account and all local preferences will be lost. Ensure your files are synced or backed up before choosing to clear app data.