Default app on Android: a complete guide to setting up and managing

Have you ever encountered a situation where, after installing a new browser or messenger, your phone automatically opens links or files in the old application? Or, conversely, you can’t understand why Android itself chooses apps to perform certain actions without your participation? This is all related to the concept "default applications"** —one of the key functions of the operating system, which often goes unnoticed until it begins to cause inconvenience.

In this article we will take a detailed look at what default applications are on Androidhow they work, why the system assigns them and - most importantly - how to change settings fit your needs. You'll learn what types of actions you can reassign (from opening web links to handling phone calls), how to avoid common mistakes when changing standard applications, and what to do if the system gets stubborn and won't save your preferences. We will pay special attention to the differences between versions Android (from Android 10 to Android 14) and the nuances of working on smartphones from different manufacturers - Samsung, Xiaomi, Google Pixel and others.

If you If you want complete control over which app opens your files, processes links, or manages notifications, this guide will help you understand all the intricacies. And for those who encountered problems after updating the system or resetting the settings, we have prepared a separate section with solutions to typical problems.

What is the default application and why do you need it?

Default application is a app that Android automatically selects to perform a certain type of action, unless the user has explicitly specified otherwise. For example, when you click on a web link in a message, the system opens it in the browser that is assigned standard. The same thing happens with:

• 📞 Phone calls (Which application handles the call - standard Phone or WhatsApp/Telegram)
• 📧 Sending SMS (application Messages or Google Messages)
• 🎵 Playing music (which player opens audio files)
• 📁 Opening files (for example, .pdf or .docx)
• 🔗 Processing links (browser, YouTube, maps, etc.)

The main purpose of this function is to simplify interaction with the deviceInstead of choosing a app to open a file or link every time, the system does it for you based on previous actions or factory settings. However, sometimes automatic selection turns out to be inconvenient - for example, if you prefer Chrome, and the phone stubbornly opens links. Samsung Internet.

It is important to understand that the default settings do not block the use of other applications. You can manually select an alternative app for a specific action at any time (for example, open a link in another browser through the context menu), but if you do not explicitly specify preferences, the system will follow the default rules.

How Android selects default applications

The algorithm for assigning standard applications depends on several factors:

1. First use. When you first open a file or link of a certain type, the system asks which application to use and offers an option. Always (or Only once). If you select Always, the app becomes standard for this type of action.
2. Factory settings. Manufacturers often pre-configure their proprietary applications (for example, Samsung Internet instead of Chrome or Mi Browser to Xiaomi).
3. System updates. After major updates (for example, from Android 12 to Android 13), settings may be reset.
4. Installing new software. Some apps (for example, VLC or FX File Explorer) during installation they offer to become standard for their file types.

An interesting nuance: on some firmware (especially from Xiaomi i Huawei) the system can automatically reset settings to default after a reboot or update. This is due to aggressive power optimization, which sometimes treats user settings as "unnecessary activity."

Action	Typical default application	Can I change
Open web links	Chrome, Samsung Internet, Mi Browser	Yes
Playing music	Google Play Music, YouTube Music, Spotify	Yes
Opening PDF files	Google PDF Viewer, Adobe Acrobat	Yes
Processing phone calls	Standard application Phone	Partially (for VoIP calls only)
Sending SMS	Messages (Google or manufacturer)	Yes

How to change the default application: step-by-step guide

The process of changing the default application is slightly different depending on the version Android and manufacturer's firmware. Below is a universal algorithm that is suitable for most devices:

Make sure that the new application is installed on the device

Close all open apps that may use the current settings

Check the Android version in Settings → About phone

Take a screenshot of the current settings (in case of a reset)-->

Method 1: Through system settings

This is the most reliable method that works on all versions Android:

1. Open Settings (gear icon in the menu or on the main screen).
2. Go to section Applications (on some devices - All applications or Manage applications).
3. Click on the three dots (⋮) in the upper right corner and select Default applications (or Standard applications).
4. In the list, select the category you want to change (for example, Browser or Call application).
5. From the suggested options, select the desired application. If it is not in the list, make sure it is installed.

Method 2: Through the context menu

If you want to change the default application for a specific type of file or link on the fly, do the following:

1. Find the file or link for which you want to change the app (for example, .mp3 or http://).
2. Tap and hold the file/link until the context menu appears.
3. Select Open with... (or Open with...).
4. In the list of applications, click on the one you want and check the box Always (or Use as default).

What to do if the application you need is not in the list?

If the app is not displayed in the list of available ones for selection by default, this may mean:

1. The application does not support this type of action (for example, Telegram cannot be the default browser).

2. The application is not installed or disabled (check in Settings → Applications).

3. The manufacturer has blocked the ability to change for this type of action (relevant for some firmware Huawei and Xiaomi).

In the latter case, try using ADB commands (described below in the section for advanced users).

Features on different firmware

Manufacturers often modify the interface Android, so the path to the settings may differ:

• 📱 Samsung (One UI): Settings → Applications → Select default applications.
• 📱 Xiaomi (MIUI): Settings → Applications → Manage applications → Default applications. On some versions of MIUI, this section may be hidden - use the search in settings.
• 📱 Google Pixel (Stock Android): Settings → Applications → Default applications.
• 📱 Huawei (EMUI/HarmonyOS): Settings may be limited. Try Settings → Applications → Default applicationsbut some options may be missing.

Common problems and their solutions

Even after changing the settings, users often encounter the fact that the system “ignores” their choice. Let's consider typical situations and how to solve them. fixes:

1. Settings are reset after reboot

This problem is typical for devices Xiaomi, Redmi and some models Huawei. The culprit is aggressive battery optimization, which resets the settings of “unnecessary” applications.

⚠️ Attention: On MIUI turn off optimization for the application that you want to make standard: go to Settings → Applications → Manage applications → [app name] → Battery → Battery optimization → Without restrictions.

2. The application is not saved as standard

If after selecting the option Always the system continues to ask which application to use, try:

• 🔄 Reinstall the problematic one application.
• 📱 Clear cache and application data Settings (in some cases this resets “stuck” settings).
• 🔧 Use ADB commands to force assignment (section for advanced users).

3. You cannot change the standard application for calls or SMS

Starting from Android 10, Google has tightened security rules: standard applications for calls and SMS can only be changed to those that have special permissions (for example Google Messages or Truecaller). If the application you need is not displayed in the list, then it does not support this function.

4. Links open in the wrong browser

Sometimes the problem lies not in the default settings, but in deep links (deep links). Some applications (for example, Facebook or Twitter) forcefully open links in their built-in browser. To avoid this:

1. Open the settings of the problematic application (for example, Facebook).
2. Find a section Open supported links (or Default links).
3. Disable the option Open in this application.

How to reset all settings to default

If you have experimented with different apps and now want to return everything to factory settings, do the following:

Method 1: Through Android settings

1. Go to Settings → Applications → Default applications.
2. Click on the three dots (⋮) in the upper right corner and select Reset application settings (or Reset preferences).
3. Confirm the action. This will delete all default user settings, but will not affect application data.

Method 2: Through resetting all settings (hard reset)

If the first method did not help (relevant for some firmware Xiaomi), you will have to do a full reset:

⚠️ Attention: This method will delete all data from the device, including photos, contacts and installed applications. First make a backup copy via Settings → Google → Backup or. manually.

1. Open Settings → System → Reset settings.
2. Select Delete all data (reset to factory settings).
3. Confirm the action and wait until the reboot.

Method 3: Via ADB (for advanced users)

If standard methods do not work, you can use Android Debug Bridge (ADB). This method requires connecting the phone to the computer and installing ADB drivers.

adb shell cmd appops set [application_package] android:default default

Replace [application_package] to the app identifier (for example, com.android.chrome for Chrome). To find out the package, use the command:

adb shell pm list packages grep "application_name"

Default applications and security: what you need to know

The purpose of standard applications is not only a matter of convenience, but also securitySome apps can abuse the “default” status for:

• 🕵️ Track activity (for example, the default browser can collect data about visited sites).
• 📤 Redirect traffic (some "optimized" browsers from manufacturers add their own advertising).
• 🔓 Get extended permissions (the default SMS application can read all your messages).

To minimize risks:

• 🔒 Set only trusted applications as default (for example, Chrome instead of little-known browsers).
• 📋 Check regularly list of default applications in settings.
• 🛡️ Use antivirus solutions (for example, Malwarebytes or built-in protection Google Play Protect).

Pay special attention to the following types of applications:

Application type	Risks	Recommendations
Browser	Collection of data about sites visited, implementation of advertising	Use Chrome, Firefox or Bromite with ad blocker
SMS application	Reading personal messages, sending SMS to paid numbers	Leave standard or Google Messages
File manager	Access to all files on the device	Use Files by Google or Solid Explorer
Keyboard	Interception of entered data (passwords, bank details)	Choose Gboard or SwiftKey from trusted developers

Hidden features: how to use settings by default to optimize the phone

Knowledge of the mechanism of standard applications allows you not only to avoid inconvenience, but also optimize the phone's operationHere are a few life hacks:

1. Speed up the phone's operation

Some. system applications (for example, branded browsers or players) consume a lot of resources. Replace them with lighter analogs:

• 🌐 Instead of Samsung Internet use Chrome Lite or Bromite.
• 🎵 Instead of Google Play Music — VLC or Musicolet.
• 📁 Instead of the standard file manager - FX File Explorer or MiXplorer.

2. Save battery power

Some default applications (for example, Facebook or Mi Browser) actively work in the background. Replace them with less voracious ones:

• 📱 For the browser: Firefox Focus (blocks trackers and saves traffic).
• 📧 For mail: FairEmail instead of Gmail (less background activity).

3. Increased privacy

Use applications with open source or enhanced protection:

• 🔒 Browser: Bromite or DuckDuckGo (block trackers).
• 📱 Keyboard: AnySoftKeyboard or FlorisBoard (without data collection).
• 📁 File manager: Amaze File Manager (open-source).

4. Automation of actions

Using applications like Tasker or MacroDroid you can create rules to automatically change standard applications depending on the context. For example:

• 🔄 When connecting to Wi-Fi at home, open links in Chrome, and in the mobile network - in Firefox Focus.
• 🎧 When connecting headphones, launch Poweramp instead of the standard player.

How to find out which application consumes the most resources?

Open Settings → Battery → Battery usage (or Settings → Device care → Battery to Samsung). Here you will see a list of applications sorted by battery consumption. Click on any to view detailed statistics and, if necessary, limit its activity.

FAQ: Frequently asked questions about software applications default

Is it possible to set a default application for a specific file type (for example, only for .pdf)?

Yes, but not for all types. In most cases, the system allows you to assign a standard application for file extensions (for example, .pdf, .mp3). To do this:

1. Find the file of the desired type in the file manager.
2. Press and hold it, then select Open with....
3. Select the application and check Always.

For links (for example, http:// or tel:), the settings are set globally for all cases.

Why did my settings reset to default after updating Android?

This standard system behavior during major updates (for example, from Android 12 to Android 13). Manufacturers explain this by the need to ensure compatibility with new security features. To avoid losing settings:

• Before updating, take screenshots of the current default settings.
• Use applications to backup settings (for example, Swift Backup for root users).

Is it possible to make an application standard that is not in list?

If an application does not appear in the default selection list, it means that it does not support processing this type of action. For example, you won't be able to make Telegram the default browser, because the messenger does not know how to open web pages. In such cases:

• Check whether Google Play there are alternative versions of the application with the desired function.
• Use ADB commands to force assignment (but this may lead to errors).

How to find out which application is now the default for a certain action?

There are two ways:

1. Through settings: Settings → Applications → Default applications —the current settings are displayed here.
2. Through the context menu: click on the file or link, select Open with... —the current default application will be marked in the list.

Is it possible to set different default apps for different users on the same phone?

Yes, if the feature is enabled on your device Multi-user mode (available on most devices with Android 5.0 and newer). Each user can configure their own default applications independently of others. To activate this mode:

1. Open Settings → System → Multi-user mode (or Users).
2. Add a new user or guest profile.
3. Switch to a new user and set up default applications again.

Please note: some manufacturers (for example Xiaomi) limit this function.