Many users of modern smartphones Samsung Galaxy A51 face a situation where you need to connect a new device to the network, but the password itself has long been forgotten or written down in an inaccessible place. Fortunately, the operating system AndroidStarting with version 10, you can view saved access keys directly in the settings interface. This eliminates the need to reset the router or search for your ISP contract.
Owners of the model A51 You can use the built-in QR code generator, which conceals the necessary information. However, if you have an older version of the software or want to find out secret data from a network you're not currently connected to, the methods may differ. In this article, we'll cover all the current methods for obtaining this information.
It is worth noting that data security in One UI (Samsung's shell) is constantly being improved. Therefore, to access some features, you may need to verify your identity via biometrics or a PIN code. normal practice, protecting your personal data from prying eyes.
Using a QR code to view a password
The easiest and fastest way to find out the access code is to use the QR code sharing feature. This method works on most devices with Android 10 and higher without the need to install third-party software. You just need to be in the network coverage area or have a previously saved connection.
To get started, open Settings and go to the Connections section. Find your active network and click the gear icon next to its name. In the menu that opens, select QR code at the bottom of the screen. The system will ask you to confirm your action, after which a graphic code will appear on the display.
A text string containing the data is often displayed beneath the code image. If the text is hidden or missing, you can simply point another phone's camera at the code. A dedicated app or standard camera will recognize the information and prompt you to connect, displaying the password in the input field.
- 📱 Open
Settingson yours Samsung A51. - 📡 Go to the section Connections and select Wi-Fi.
- ⚙️ Click the gear next to the desired network.
- 🔳 Select an item
QR codeat the bottom of the screen.
⚠️ Note: On some firmware versions, the password text under the QR code may be hidden by asterisks. In this case, use the camera of a second device to scan the image.
View saved networks in Android settings
In newer shell updates One UI company Samsung Added the ability to view a list of all saved networks. This allows you to see not only your current connection but also the access points your phone has connected to in the past. This is especially convenient if you're outside the coverage area of your desired router.
To access this list, you need to enter the Wi-Fi management menu. All networks known to the device are displayed here. Clicking on any of them will display details, including security status and, in some cases, the option to regenerate an access code. The interface may vary slightly depending on the version. Android.
If you have upgraded to Android 12 or newer, the process has become even simpler. The system allows you to copy the password to the clipboard or immediately send it via Nearby Share to other devices in the ecosystem. This eliminates the need to dictate complex character combinations.
It's important to understand that viewing details of old networks may require re-authorization. Security System Galaxy A51 will ask for your fingerprint or pattern. This is to prevent anyone from accessing your settings if your phone falls into the wrong hands.
Using Google Password Manager
operating system Android tightly integrated with Google services. If on your Samsung A51 If syncing is enabled, all saved passwords, including Wi-Fi keys, can be automatically saved to your Google account. This is a universal method that works even if you've changed your phone.
To check, open your phone settings and find the section GoogleIn the services menu, select the option Autofill, and then go to Google AutofillThis is where all your data is stored. Select the tab. Passwords or Passwords and keys.
You'll see a variety of websites and apps in the list. To find the key you need, search for "Wi-Fi" or the name of your network. Clicking on an entry will prompt you to confirm your identity again, after which the username and password will be displayed in plain text. You can copy them or show them to yourself.
| Access method | Required Android version | The need for the Internet | Complexity |
|---|---|---|---|
| QR code in settings | 10 and above | No | Low |
| Google Account | Any (with Google services) | Yes (for synchronization) | Average |
| Root rights (File Manager) | Any | No | High |
| Login to the router | Does not depend on OS | No (LAN/Wi-Fi required) | Average |
⚠️ Please note: There is a delay in syncing data in Google Password Manager. If you just changed your router password, an older version may be displayed in the cloud.
Access via configuration files (Root rights)
For advanced users who have received rights SuperUser (Root) on your own Samsung A51, provides direct access to system files. These are where all wireless connection settings are stored, either encrypted or unencrypted. This method is the most powerful, but also the most risky.
You will need a file manager that supports superuser rights, for example, Root Explorer or RE ManagerAfter granting access rights, you need to go to the system path /data/misc/wifi/. This folder contains a file wpa_supplicant.conf.
By opening this file with a text editor, you will see a list of all networks (ssid) and passwords (psk). Be extremely careful when editing this file: any extra comma or deleted character may cause the Wi-Fi module to stop working correctly.
Risks of Rooting
Obtaining root access voids the warranty on your Samsung device. Furthermore, it exposes security vulnerabilities, making the phone more susceptible to viruses and remote attacks.
If you're unsure of what you're doing, it's best to avoid accessing system partitions. An error in the configuration file may require a firmware update. For most users, the methods described in the previous sections, which don't require extensive system intervention, are sufficient.
Checking the password through the router interface
If software methods on the phone don't work, there's always the "hardware" option: checking the router's settings. To do this, Samsung A51 must be connected to the network (even if the internet is down, local connectivity will still be available). You'll need the default gateway address.
You can find the address in your Wi-Fi settings. Click on the network name and find the line Gateway or Router. Usually this is an address of the form 192.168.0.1 or 192.168.1.1Enter this IP address into the address bar of any browser (Chrome, Samsung Internet).
The router's login page will open. If you haven't changed the factory settings, the login and password are often the same. admin or indicated on the sticker on the bottom of the device. Once you've entered the control panel, find the section Wireless or Wireless network, where in the field WPA Pre-Shared Key Your password will be indicated.
☑️ What do you need to log into your router?
In some cases, providers change the default passwords for accessing the admin panel. If the default combinations don't work, try checking the sticker on the inside of the router. It often contains unique credentials for initial login.
Common problems and their solutions
Sometimes users encounter a blank password field or a system error. This may be due to access rights or bugs in a specific version. One UIIn such cases, resetting your network settings can help, but keep in mind that this will delete all saved networks.
The problem may also lie in corporate networks. If you're trying to find the password for a work Wi-Fi network that uses a certificate or portal for authentication, standard methods won't allow you to see the key in plain text. Such networks use complex encryption protocols. 802.1x.
If all else fails, the last option is physical access to the router. There's often a sticker on the back with the factory PIN or password (WPS/WPA). If you've ever reset the router and never set it up again, this password will still be valid.
⚠️ Note: Router interfaces from different manufacturers (TP-Link, ASUS, D-Link) vary significantly. Look for sections labeled "Wireless," "Security," or "WLAN" to find the key.
Questions and Answers (FAQ)
Is it possible to find out a Wi-Fi password if the phone is not connected to it right now?
Yes, if you've connected to this network before. Go to Wi-Fi settings and select "Other networks," or simply find the network name in the list of known networks. If the network is saved, you can generate a QR code or view its details using Google Password Manager.
Why is there no QR code button on my Samsung A51?
This depends on the Android version and One UI. This feature is not available on older versions (Android 9 and below). The button may also be missing if the device is managed by an enterprise profile or if the network requires security settings.
Is it safe to use password viewer apps from the Play Market?
Most of these apps without root access only show stars or require complex manipulation. Rooted apps can be dangerous. It's better to use built-in Android tools or a Google Account, as they are protected by the Samsung Knox security system.
What should I do if I forgot my router admin password?
If the default admin/admin passwords don't work and you haven't changed the password yourself, try the password on the sticker on the bottom of the router. If the password has been changed and forgotten, you'll need to reset the router to factory settings (press the Reset button), which will require you to reconfigure your internet connection.