Smartphone owners Samsung Galaxy Often, we need to connect a new device, such as a tablet or laptop, to a wireless network, but forget the router password. Fortunately, the operating system Android Starting with version 10, it allows you to easily retrieve saved access keys directly from your phone's settings if you are already connected to that network or have connected before.
The data recovery process depends on the firmware and shell version. One UI, installed on your gadget. Older models required superuser rights, but modern security algorithms allow this to be done using built-in tools, generating a QR code or displaying a text string after biometric verification.
In this article, we will examine in detail all the current methods for viewing saved networks on devices. SamsungYou'll learn how to find hidden codes through the standard menu, what to do if the QR code option doesn't display text, and what nuances exist for different operating system versions.
The standard method is through Android 10 and newer settings.
The easiest and safest way to find out Wi-Fi password On a Samsung Galaxy, use the built-in system feature. This method doesn't require installing third-party software and works on most modern devices released after 2019. The steps may vary slightly depending on the version. One UI.
To get started, open your smartphone's main settings menu. Find the section responsible for wireless connections and go to Network Management. Here, the system stores a list of all access points your device has ever connected to.
- 📱 Open
Settingsand select the itemConnections. - 📡 Click on the section
Wi-Fito control wireless modules. - 🔍 Find the desired network in the list or tap the three dots in the corner of the screen to view all saved profiles.
- 👁️ Click the gear icon next to the network name to open the detailed menu.
After completing these steps, a QR code will appear on the screen for quick guest connection. However, to see the actual password, you'll need to pay close attention to the interface. On many models Samsung The text line with the key is hidden for security reasons and is displayed only after the owner's identity is confirmed.
⚠️ Attention: On some firmware versions, the password text may not be displayed directly below the QR code. In this case, the system requires mandatory biometric authentication (fingerprint or face scan) to unlock sensitive data.
If you use Android 13 or newer, the process has become even more intuitive. The system often allows you to copy the password to the clipboard with a single click, eliminating errors when manually entering characters. This is especially convenient when entering a complex passcode on a device without a keyboard or with limited input capabilities.
Using QR code to extract data
The QR code generator is the primary tool for transmitting network data. However, many users are unaware that this code contains all the necessary information, including the SSID and encryption key, in a machine-readable format. This allows not only for connecting other devices but also for visualizing the data.
To "read" the code and see the password in plain text if it's hidden by asterisks, you can use a second smartphone with a scanner or built-in camera. Point the other device's camera at your screen. Samsung Galaxy, and the pop-up notification often displays the full connection string.
There's also a software way to decode an image directly on your phone. You can take a screenshot of the screen with the QR code and then use the built-in image analyzer in Google Lens or gallery SamsungThis action automatically recognizes text within the graphic code.
How does QR code decoding work?
A QR code is a matrix in which black and white modules encode binary data. A special algorithm reads the sequence and converts it into a text string in the following format: WIFI:T:WPA;S:NetworkName;P:Password;;. The portion after the "P:" is the desired access key.
It's important to note that the line format in code is standardized. If you see a line starting with WIFI:S:, then the password you are looking for will be after the symbol P: and until the next semicolon. This is a universal standard that works on all devices, regardless of the router manufacturer.
Features of the One UI interface on different versions
shell One UI from the company Samsung undergoes significant changes with each update. The Wi-Fi settings interface in version 4.0 (based on Android 11) is significantly different from what we see in One UI 6.0 (Android 14). Understanding these differences helps you find the option you need faster.
In older versions of the interface, the view password button could be located directly below the QR code. In newer versions, interface The emphasis is on security, so access to the text is often hidden behind an additional tap or a "Show Password" button that is activated only after entering the screen unlock PIN.
Below is a table showing the differences in control layout depending on the software version:
| One UI version | Basic Android | Location of the password button | Biometrics required |
|---|---|---|---|
| One UI 2.5 | Android 10 | Under the QR code (text) | No |
| One UI 3.1 | Android 11 | Separate "Show" button | Yes (often) |
| One UI 5.0 | Android 13 | At the bottom of the screen, under the code | Yes (required) |
| One UI 6.0+ | Android 14+ | Copy to clipboard | Yes |
For users of flagship lines such as Galaxy S23 or S24, it's worth paying attention to the "Smart Widget" feature. In some regions and firmware versions, it displays network status and quick access to the dongle directly on the home screen, without having to delve into the settings menu.
Alternative methods without root rights
If the standard interface doesn't display the password for some reason (for example, on corporate devices with restricted security policies), there are alternative methods. One such method is using the command line via USB debugging, although this requires a connection to the computer.
To do this, you need to activate developer mode. Go to Settings → About the phone → Software Information and quickly press the item seven times Build numberOnce you receive a message informing you that you've become a developer, a new section will appear in the settings menu.
- 🛠️ Turn on USB debugging in the developer menu.
- 💻 Connect your phone to a PC with the app installed ADB (Android Debug Bridge).
- 📝 Enter the command to query saved network configurations.
- 🔑 Get a text file with data or console output.
The command to display the Wi-Fi configuration looks like this:
adb shell dumpsys wifi | grep"mConfiguredNetworks"This method is more technical and requires basic command-line skills. It's useful in situations where the graphical interface is damaged or blocked by the device administrator, but debugging access is still available.
⚠️ Attention: Enabling USB debugging gives you broad access to the system. Don't leave this mode enabled permanently unless you're using it for development, as it can reduce the overall security of your device when connected to untrusted charging stations.
☑️ Preparing to use ADB
Password recovery apps
In the store Google Play There are many apps that promise to reveal saved passwords. However, be extremely cautious: most of them either don't work on modern versions of Android without root access or are data collectors. Android security mechanisms isolate Wi-Fi data from third-party apps.
However, there are legitimate utilities that help manage connections. They don't "hack" the system, but rather use standard APIs to display the information the system is willing to provide. An example is the app WiFi Password Viewer, which on some models Samsung can read data successfully.
When using such programs, it's important to check the permissions they request. If a simple password viewer requests background access to contacts, microphone, or geolocation, this is a sure sign of malware. The security of your personal data should always be a priority.
It is also worth mentioning that on devices with rights Root (full system access) is a trivial process. There are file managers that can open system files. wpa_supplicant.conf, where all passwords ever entered are stored in cleartext. However, obtaining such access voids the security guarantee and may disrupt the operation of banking applications.
Common problems and their solutions
Even after following the instructions, users may encounter difficulties. For example, the "Share" button or QR code icon may be grayed out. This often happens if you're connected to the network but aren't its administrator, or if the company's security policy prohibits data sharing.
Another common issue is the endlessly spinning progress bar when attempting to generate the code. This may indicate a system service failure. Wi-FiIn this case, a simple restart of the communication module or a complete reboot of the device helps.
If you see the error message "Unable to retrieve network information," try forgetting the network and reconnecting. Sometimes the connection profile becomes corrupted, and re-authorizing restores normal operation of the settings viewing functions.
⚠️ Attention: Interfaces and features may vary depending on the region of sale and carrier. If you don't see the described options, check the official manuals for your specific model on the manufacturer's website.
Questions and Answers (FAQ)
Is it possible to find out the Wi-Fi password if I'm not currently connected to that network?
Yes, if you've connected to this network before and saved the profile to your phone's memory. To do this, go to Wi-Fi settings, find the list of saved networks (often hidden in the overflow menu or accessible via search), and select the desired one. However, on some Android versions, viewing the password is only possible for the active network.
What should I do if my phone asks for my Samsung or Google account password instead of my fingerprint?
This is a standard security measure. The system requests confirmation of the identity of the account owner linked to the device to ensure that the authorized user is accessing the data. Enter your account password, and the data will be displayed.
Does this method work on all Samsung Galaxy models?
This method works on all models running Android 10 and above (Galaxy S10, A50, and later, as well as more recent models). Devices running Android 9 and below don't have the built-in password viewing feature, and require root access or router access.
Is it safe to scan a QR code with someone else's phone?
Yes, it's safe. The QR code in this case only contains open connection data (SSID and password). It doesn't contain viruses and doesn't provide access to your phone, photos, or contacts. It's simply encrypted text.