Modern smartphones of the series Galaxy from the company Samsung, including the popular model S9, can automatically save wireless network credentials. This feature significantly simplifies users' lives, allowing them to instantly connect to their home router or office access point without re-entering a complex security key. However, when they need to connect a new device to the same network, such as a tablet or laptop, and they can't remember the password, the owner Android-the gadget faces a dilemma.
Fortunately, the operating system Android, starting with version 9.0 (Pie) and further in version 10 (One UI), a built-in option to view saved passwords has appeared. For Samsung S9 owners Luckily, the device has received the appropriate updates, allowing you to retrieve the forgotten key directly from the interface settings. There's no need to install questionable apps or gain superuser privileges to find the information you need.
In this article, we'll detail the steps for viewing hidden symbols. We'll review the system's built-in tools, QR code capabilities for fast data transfer, and discuss what to do if standard methods fail. Information, presented below, is relevant for current firmware versions One UI.
Checking the operating system version
Before you start looking for settings, you need to make sure that your software Galaxy S9 supports the password viewing function. This option became available to the general user with the release of Android 10 and shells One UI 2.0. On earlier versions of the system (Android 8 Oreo and below) direct access to the text display of the security key has been blocked by the manufacturer for data protection purposes.
To check if your software is up to date, go to the Settings menu and find the "About phone" section. This displays the model number, serial number, and, most importantly, the software version. If you're running an older version, the system may offer an update that will add essential security and convenience features.
To check, follow these steps:
- 📱 Open the notification shade and tap the gear icon.
- 📜 Scroll to the bottom of the list and select "About phone".
- ℹ️ Find the line "Software version" and make sure it is listed there Android 10 or higher.
If an update is available, we recommend installing it. This will not only allow you to view passwords but also patch known security vulnerabilities. Firmware The smartphone's functionality is the foundation of its operation, and its relevance is critically important.
⚠️ Note: The menu interface may vary slightly depending on your carrier or regional firmware version. If you can't find the item, try searching through the settings.
View password via QR code
The easiest and most elegant way to find out the forgotten security key on Samsung S9 — This is the use of the "Share" function via a QR code. This method does not require additional identification if you are already connected to the network. The system generates a special graphic code that encodes the network name (SSID) and the password itself.
To use this method, you'll need to be within range of the network whose password you want to find out. Your smartphone must be successfully connected to Wi-Fi. Go to Connections settings, select the desired network, and tap the gear icon next to its name. In the menu that opens at the bottom of the screen, you'll see a "QR code" button.
After tapping, a graphic code will appear on the screen. Below it, the password text is usually written in small font. If the text isn't immediately visible, take a screenshot or use a second smartphone with a QR code reader app installed (the camera often has a built-in scanner). Point the camera at the code, and you'll see a pop-up notification with the login details.
This method is ideal because it native and doesn't require installing third-party software. However, if the text under the code isn't displayed, scanning the code with another device will definitely display the password in the connection notification.
Using Smart View and Connectivity
In some shell modifications One UI on Samsung S9 The viewing process can be integrated into the general connection management menu. If the standard QR code method is unavailable for some reason or is hidden by your operator, it's worth checking the advanced Wi-Fi settings.
Go to Settings → Connections → Wi-FiClick the three dots in the upper-right corner of the screen. The drop-down menu may include "More" or "Manage Networks." This is where you'll find a list of all the networks you've ever saved. Select the one you want and click "Manage" or "Edit."
The window that opens sometimes displays a password field. If it's hidden by dots, try clicking the eye icon. The system may ask for confirmation via fingerprint, iris scanner or a screen unlock PIN. This is a security measure against unauthorized access to your unlocked phone.
| Method | Root is required | Need a second phone | Complexity |
|---|---|---|---|
| QR code (text) | No | No | Low |
| Scan QR | No | Yes (camera) | Low |
| Router settings | No | No | Average |
| wpa_supplicant file | Yes | No | High |
Login to the router control panel
If the software methods are on the smartphone itself S9 If these fail (for example, due to a specific software version), the "gold standard" remains—logging into the router's administrative panel. Since your phone is already connected to Wi-Fi, it has direct access to the local network and can open the router's interface.
To do this, you will need the default gateway address. Most often, this is 192.168.0.1 or 192.168.1.1You can find the exact address in your phone's Wi-Fi settings: tap the gear icon next to your active network, scroll down to "Router Management," or look in the "Gateway" field.
Enter the address in the address bar of your browser (Chrome, Samsung Internet). The authorization page will open. If you've never changed your login information, your login and password are often found on a sticker on the bottom of the router (standard admin/admin). Once inside, find the section Wireless or "Wireless Network" where in the field Security Key or "Password" the required combination will be displayed.
⚠️ Caution: Be careful when accessing your router settings. Changing settings in the WAN or DHCP sections may result in loss of internet access. Only change the fields related to the Wi-Fi name and password.
Third-party applications and file managers
For devices running older versions Android (below 10), or in cases where the standard interface Samsung Since it doesn't allow viewing the password, enthusiasts often turn to third-party software. However, there's an important caveat: modern versions Android have a strict security policy (sandboxing) that prohibits applications from reading system files with passwords without permissions Root.
If your Samsung S9 not rooted, apps from Google PlayThose promising to reveal the password will likely simply copy the QR code or show you the SSID you already know, but not the key itself. Only specialized file managers with access to the system partition can actually do the job.
If you have superuser rights, the path to the file looks like this:
/data/misc/wifi/wpa_supplicant.confThis text file stores all the networks ever saved. If you open it with any editor with root privileges, you'll find a block network, inside which there will be a field psk - this is your password.
Risks of Rooting the Samsung S9
Rooting Samsung devices often triggers the Knox counter. This permanently blocks Samsung Pay, Secure Folder, and some banking apps. It also voids the warranty.
Resetting network settings as a last resort
If none of the above methods work and you desperately need the password, you can resort to a more radical method: resetting your network settings. This won't delete your personal files, photos, or contacts, but it will "forget" all saved Wi-Fi networks and Bluetooth devices.
After the reset, your phone will behave as if it were new in terms of connections. You'll be able to reconnect to the desired network. If you know the router password (for example, it's written on a sticker), you can simply enter it. If the password has been changed and you don't know it, this method will only allow you to connect if the router's "Remote Access" feature is enabled. WPS (connection without password by pressing a button).
Algorithm of actions:
- 🔄 Go to
Settings → General settings → Reset. - 📡 Select "Reset network settings".
- ✅ Confirm the action and wait for the communication modules to reboot.
☑️ Preparing for a network reset
This method is effective if the problem was a software glitch that prevented the password from being displayed in the settings. After the reset, the system recreates the configuration files.
Wi-Fi Security Precautions
Understanding how to view the password on Samsung S9, makes you responsible for the security of your data. Knowing that anyone with access to your unlocked phone can easily find out your home network password, you should strengthen the security of your device itself.
Use a secure screen lock method. Biometrics It's convenient, but a complex pattern or a long numeric code provide better protection against accidental access. It's also not recommended to connect to public Wi-Fi networks without using VPN- protocols, since in open networks your data can be intercepted.
⚠️ Warning: Never use brute-force apps or programs to hack other people's Wi-Fi networks. Not only are they ineffective against modern encryption standards, WPA3, but it is also an illegal act.
Frequently Asked Questions (FAQ)
Is it possible to view the Wi-Fi password on a Samsung S9 without connecting to that network?
No, for security reasons the system Android It doesn't allow viewing saved passwords unless the phone is currently connected to the network or within range of the network with an active Wi-Fi module. The exception is manually viewing configuration files with root access.
What to do if the QR code does not scan?
Try increasing your smartphone's screen brightness to maximum. If that doesn't help, take a screenshot of the screen with the QR code, open your gallery, select the photo, and launch Bixby Vision or Google Lens, which can read codes directly from the image.
Will my router password be reset if I reset my phone's network settings?
No, reset network settings on Samsung S9 Only the phone's memory is affected. The router's settings, including the Wi-Fi password, will remain unchanged. You'll simply delete the network entry from your smartphone's memory.
Where can I find the wpa_supplicant.conf file without root access?
Without superuser rights (Root) access to the system folder /data/misc/wifi/ Closed. Standard file managers will not be able to open this directory. Attempts to bypass this restriction through vulnerabilities may result in system instability.