View Hidden Files Folders Android: Full Guide

Updated 7 November 2026 · Standard formula, shown below

To view hidden files and folders on an Android device, open the Files app (or your preferred file manager), tap the three-dot menu in the top-right corner, and select “Show hidden files” (or “Settings” and toggle it on). This reveals any file or folder whose name begins with a dot (e.g., .nomedia, .thumbnails) or that has been marked as hidden by an app. Below is everything you need to know about finding, managing, and understanding hidden files on Android.

Why Android Hides Files

Android hides certain files and folders to keep system data and app configuration files out of your way. Most hidden items are prefixed with a dot (.) in their name, following a Unix/Linux convention. Common examples include:

.thumbnails – thumbnail cache for your gallery
.nomedia – a file that tells media scanners to ignore a folder
.spotlight or .trash – app-specific data folders
Android/data and Android/obb – app data and expansion files (sometimes hidden on newer Android versions)

Hiding these files prevents accidental deletion and keeps the file manager clean. However, you might need to access them to free up storage, move data, or troubleshoot an app.

How to Show Hidden Files in the Default Files App

Most Android phones come with a preinstalled file manager (often called “Files” or “My Files”). The steps are similar across brands like Samsung, Google Pixel, and Xiaomi:

Open the Files app.
Navigate to the folder where you suspect hidden files are (e.g., Internal Storage, SD card).
Tap the three-dot menu (⋮) in the top-right corner.
Select Show hidden files (or Settings and toggle the switch).

Once enabled, all hidden files and folders will appear with a slightly transparent icon. To hide them again, repeat the steps and toggle the option off.

Using Third-Party File Managers

If your default file manager doesn’t have the option, or you need more control, install a third-party file manager from the Play Store. Popular choices include Solid Explorer, FX File Explorer, and Amaze (open-source). In most of these apps, you can enable hidden files via:

Menu → Settings → Show hidden files
Or a dedicated toggle in the toolbar (often an eye icon)

Some advanced managers also let you hide/unhide files manually by long-pressing a file and selecting “Hide” or by renaming it with a dot prefix.

Accessing Hidden System Folders (Android/data and Android/obb)

Starting with Android 11, Google restricted access to the Android/data and Android/obb folders for privacy and security. Even with “Show hidden files” enabled, you may see an error like “Can’t use this folder” or the folder appears empty. To access these folders:

Connect your phone to a computer via USB.
On the computer, open the phone’s storage and navigate to Android/data – it will be accessible there.
Alternatively, use a file manager that has special access (e.g., Solid Explorer with the “Storage Access Framework” workaround).

Note that on some devices, you can still browse these folders using the built-in file manager if you navigate directly to the path via the address bar (if available).

Hiding Your Own Files and Folders

You can hide your own sensitive files from casual viewers by renaming them with a dot prefix:

Rename the file or folder to .filename (e.g., .private).
It will disappear from the default view.
To view it later, enable “Show hidden files” as described above.

This method is not secure – anyone who knows the trick can see them. For real privacy, use a dedicated app like Google Files’ Safe folder, or a third-party vault app that encrypts your data.

Common Problems and Fixes

Sometimes hidden files don’t appear even after toggling the setting. Here are common issues and solutions:

Option not available: Some default file managers (especially on older devices) lack the toggle. Use a third-party manager.
Files still missing: The hidden attribute might be set by the system. On Android, the dot-prefix method is the standard; if a file is hidden via a different mechanism, try a file manager that respects the ‘hidden’ attribute (e.g., Solid Explorer).
Android/data empty: This is a security restriction on Android 11+. Use a USB cable to view via computer.
Hidden files reappear: Some apps re-hide files after a reboot. Check if your file manager has a persistent setting.

Safety and Privacy Considerations

When you enable hidden files, you may see system folders that are essential for Android to function. Deleting or modifying them can cause apps to crash or data loss. Here are some guidelines:

Never delete folders you don’t recognize – they might belong to the system or an app.
Be cautious with .nomedia files – removing them can cause media to appear in galleries.
Do not move or rename system folders like Android or data.
If you’re trying to free space, use the built-in storage cleaner instead of manually deleting hidden files.

Frequently Asked Questions

How do I see hidden files on Samsung?

Open the My Files app, tap the three-dot menu in the top-right, and toggle “Show hidden files” on. This works on most Samsung Galaxy devices running One UI.

Why can’t I see Android/data folder?

Android 11 and later restrict access to Android/data for security. You can view it by connecting your phone to a computer, or use a third-party file manager that has been granted special access (though this is limited).

How do I hide a file on Android?

Rename the file or folder by adding a dot at the beginning of the name (e.g., secret.txt becomes .secret.txt). It will be hidden from default view.

Does showing hidden files affect performance?

No, it only makes hidden items visible. It doesn’t change how the system works. However, if you delete system files, performance may suffer.

Can I recover deleted hidden files?

If you deleted a hidden file and it wasn’t backed up, you may be able to recover it using data recovery software (like DiskDigger) if the storage hasn’t been overwritten. Act quickly and stop using the device to increase chances.

Method: the standard formula for this calculation, rounded as each result states. See how the calculators work or report an error.