Smartphone ownership Samsung Galaxy J5 Connecting new gadgets to your home network is often associated with the need to connect them, but what if you've lost the password itself? A situation where you urgently need to connect a friend's laptop or tablet, but the password Wi-Fi router forgotten, found everywhere. Fortunately, the operating system Android, on which the interface is based One UI or older shells TouchWiz, stores data about connected networks in special system files.
Device owners Samsung are in a relatively advantageous position, as the manufacturer often implements convenient features for exchanging network data. However, the method for extracting a saved password directly depends on the version of the operating system installed. If you have Android 10 or newer, the process is simplified as much as possible thanks to native support for generating QR codes, while on older versions, such as Android 6.0 Marshmallow or 7.0 Nougat, commonly found on the J5 model, may require additional steps or availability root rights.
Before embarking on complex manipulations, it is worth understanding that modern measures security don't allow you to simply read a text file containing passwords without the appropriate permissions. However, there are workarounds that don't require extensive system intervention. Below, we'll examine all available methods in detail, from standard tools to specialized software.
Using the QR code feature on modern versions of Android
The easiest and safest way to find out your WiFi password Samsung J5 valid for devices that have been updated to Android 10 and higher. In this version of the operating system, engineers Google And Samsung We've implemented a native network data exchange feature via visual code. You won't need third-party apps or access to the router's admin panel.
To implement this method, you need to go to the wireless network settings. Find the item Settings → Connections → Wi-FiFrom the list of available networks, select the one you're currently connected to (it will be marked as "Connected"). A gear icon or a "QR code" button often appears next to the network name or in the details menu that opens.
Click on this button and on your screen Samsung J5 A square code will appear. Depending on the specific firmware version, a text password may be written underneath it. If there's no text underneath the code, don't worry. Take a second smartphone with a QR code scanner (or use the camera if it supports it), and point it at your J5's screen.
After scanning, you will see a line like this: WIFI:S:MyNetwork;T:WPA;P:MyPassword123;;The password you are looking for will be located after the symbol P: and until the next colon or semicolon. This is a standard mechanism and does not violate warranty obligations.
⚠️ Attention: On some custom firmwares or in older versions One UI For the J5 model, this feature can only display the code without duplicating the password in text. In this case, use a second phone to decrypt it.
Viewing the password through the router settings
If by standard means Android It is not possible to view the password, the most secure way is to log in to the web interface of your routerThis method is universal and works on absolutely any version. Android, installed on your Samsung J5, since it does not require superuser rights.
First, make sure your phone is connected to the Wi-Fi network whose password you need to find out. Open any browser (Chrome, Samsung Internet) and enter the router's IP address in the address bar. Most often, this is 192.168.0.1 or 192.168.1.1The exact address is often indicated on a sticker on the bottom of the router itself.
The system will ask for a login and password to access the admin panel. By default, this is often a combination admin/admin or admin/passwordIf you've previously changed this information and don't remember it, you may need to reset your router to factory settings, which will interrupt your internet connection while you reset it.
After successful authorization, find the section responsible for the wireless network. It may be called Wireless, Wi-Fi Settings or Wireless modeIn the field Wireless Password, WPA-PSK or Security key The current password will be displayed. You can copy it or simply rewrite it.
☑️ Checking access to the router
Using password recovery apps
In the store Google Play Market There are many utilities that promise to reveal saved passwords. However, it's important to understand how they work. On devices without root rights (superuser rights) these applications technically cannot read the system file wpa_supplicant.conf, where the encryption keys are stored.
Apps like WiFi Password Viewer or WiFi Key Recovery On regular phones, they either display passwords for networks that have previously been connected and stored in the Google account cloud, or simply generate QR codes for already connected networks, duplicating the system's functionality. They don't "hack" Wi-Fi, but merely read available data.
If your Samsung J5 has unlocked Bootloader and established rights SuperSU or Magisk, then such programs gain full access to the file system. In this case, they can indeed display a list of all networks and their passwords in plain text. However, without root privileges, their functionality is severely limited.
Using third-party software always carries risks. By downloading apps from unknown developers, you can inadvertently install malware. Always check ratings and reviews before installing.
Risks of using questionable apps
Many free password "hack" or password viewer apps are actually adware. They can collect data about your movements (access point geolocation) and transmit it to third parties. Be careful about the permissions you grant to such apps.
Resetting and reconfiguring the router
When none of the software methods work, and access to the admin panel is blocked by a forgotten administrator password, a radical but effective solution remains: a full router reset. This will restore the device to its factory settings, including the default Wi-Fi password.
On the back panel of any router (TP-Link, D-Link, Asus, Zyxel) there is a small hole with the inscription Reset or DefaultTo activate the reset function, plug in the router, take a thin object (paper clip, needle), and press the button inside the hole for 10-15 seconds.
The indicators on the router's case should blink simultaneously, signaling the reset process has begun. After the reboot, the router will broadcast the network with the factory name (indicated on the sticker) and, most often, without a password or with a password also indicated on the sticker.
After this, you'll need to reconfigure your internet connection (enter your ISP login and password) if this information wasn't automatically saved in your ISP profile. This is the only way to guarantee access if you've forgotten all your passwords.
⚠️ Please note: Resetting your router will result in the loss of all user settings, including IPTV settings, static IP addresses, and device restrictions. Make sure you have a contract with your provider to restore your internet settings.
Rooting the Samsung J5
Model Samsung Galaxy J5 popular among enthusiasts who install custom firmware on it and get root rightsHaving superuser rights allows access to the system file /data/misc/wifi/wpa_supplicant.confIt is here that the SSIDs of networks and their passwords are stored in open form.
To view this file on a rooted device, you can use file managers that support system partitions, for example, Root Explorer or ES File Explorer (older versions). After granting the application superuser rights, navigate to the specified path.
Open the file wpa_supplicant.conf as a text document. You will see blocks of code where ssid — is the name of the network, and psk — this is your password. It is not recommended to make changes to this file without understanding the syntax, as doing so may result in an inability to connect to Wi-Fi.
Getting root rights on Samsung J5 usually done through programs like Odin (for flashing modified recovery TWRP) and subsequent installation MagiskThis process is complicated for a beginner and can result in voiding the warranty or bricking the device if errors are made.
Android Method and Version Compatibility Chart
To organize the information and understand which method is suitable for your configuration Samsung J5, please refer to the table below. It demonstrates the dependency of available methods on the operating system version and the availability of special rights.
| Method | Android 6.0 - 9.0 | Android 10+ | Root availability | Complexity |
|---|---|---|---|---|
| QR code in settings | No (requires app) | Yes (natively) | Not required | Low |
| Router settings | Yes | Yes | Not required | Average |
| wpa_supplicant.conf file | Yes | Yes | Necessarily | High |
| Resetting the router | Yes | Yes | Not required | High |
As can be seen from the table, the most universal method, independent of the version Android on yours Samsung J5, is the gateway to the router settings. It only requires the device's IP address and login information.
For owners of older versions Android (6.0-9.0), who do not want to meddle with the router settings, are left to rely on third-party applications for generating QR codes that emulate the function of new versions of the system.
Frequently Asked Questions (FAQ)
Is it possible to find out someone else's Wi-Fi password if I'm not connected to it?
No, it's impossible to legally view the password for a network your device has never connected to and that isn't yours. All the described methods only work with networks stored in your device's memory. Samsung J5 or controlled through your router.
Will a hard reset reset my phone's Wi-Fi settings?
Yes, a full reset of the device (Hard Reset) will delete all user data, including saved Wi-Fi network passwords, contacts, and apps, via the Recovery menu. The phone will return to its out-of-the-box state.
Why does the app say "Root Required" when I just want to view the password?
System Android For security purposes, passwords are stored in a protected system partition. Regular applications are not allowed to read this partition. Only superuser (root) privileges allow the program to access this data.
Where can I find the WPS PIN on my Samsung J5?
In modern versions Android (starting with 9.0) the WPS feature was removed for security reasons. On older versions, it could be found in the advanced Wi-Fi settings (More → WPS), but most modern routers also disable this feature by default.