In Brief (TL;DR)
Thanks to the new multi-device mode, it is possible to use WhatsApp Web and other desktop versions independently, without the need for the main smartphone to be on or connected to the Internet.
Discover how the new multi-device architecture allows you to remain connected independently and securely, guaranteeing end-to-end encryption.
This technical innovation ensures that the privacy and security of conversations are protected by end-to-end encryption on all linked devices.
The devil is in the details. 👇 Keep reading to discover the critical steps and practical tips to avoid mistakes.
The digital era has transformed our communication habits, making tools like WhatsApp indispensable in everyday life. In Italy, where the app counts about 33 million users, technological innovation intertwines with a culture that values personal relationships and sociality. The introduction of multi-device mode marked a historic turning point, finally freeing WhatsApp Web from its dependence on the smartphone. This evolution allows using the messaging platform on PCs and other devices even when the phone is off or has no Internet connection, responding to a need for flexibility that is increasingly felt in both private and professional spheres.
This transformation is not just a technical update, but a true paradigm shift that adapts to a dynamic lifestyle. Think of a professional moving between office and home, or a student working at a computer: being able to count on stable and phone-independent access to WhatsApp simplifies communication management. The new architecture, in fact, is not limited to “mirroring” chats from the mobile, but makes every connected device an autonomous entity, capable of connecting to WhatsApp servers independently. This guarantees continuity and reliability, crucial elements in a hyper-connected world.

From mirroring to true independence: the multi-device revolution
In the past, WhatsApp Web functioned as an extension of the smartphone. The computer merely reflected the conversations present on the phone, which had to remain constantly on and connected to the Internet. This model, while functional, presented evident limits: an unstable connection or a dead phone battery were enough to interrupt the service on PC, creating significant inconvenience. It was a solution that tied the user to a single access point, the phone, which acted as the central “brain” for all operations, including message encryption. An architecture that, while guaranteeing security, sacrificed efficiency and stability.
With the introduction of multi-device mode, WhatsApp has completely rethought its architecture. Now it is possible to link up to four companion devices, such as PCs or tablets, which operate independently from the main smartphone. Each linked device establishes an autonomous connection with WhatsApp servers, synchronizing chat history and maintaining end-to-end encryption. This means that, once the first link is made via QR code, you can continue chatting from the computer even if the phone is offline. A true liberation that makes the user experience smoother and more reliable.
Practical advantages for daily life and work

Independence from the smartphone translates into numerous concrete advantages. The first and most evident is operational continuity. Not having to worry about the phone’s battery status or its network connection while at the computer is a great convenience. This is particularly useful in a professional setting, where the timeliness of communications is fundamental. Using a physical keyboard and a larger screen significantly improves productivity, making it easier to write long messages and manage multiple conversations simultaneously. For those using WhatsApp Business, this function is revolutionary: multiple collaborators can manage the same account from different workstations, responding to customers more efficiently.
Flexibility is another strong point. You can start a conversation on the phone while traveling and continue it without interruptions on the PC once you arrive at the office. Even sharing files from the computer, such as work documents or presentations, becomes more immediate and simple. This synergy between devices fits perfectly with the Mediterranean culture, where communication is fluid and constant. Technological innovation, in this case, does not replace tradition but enhances it, offering new tools to keep personal and professional contacts alive in an increasingly dynamic and multi-tasking context.
Security and privacy: how WhatsApp protects conversations

One of the biggest challenges in implementing multi-device mode was guaranteeing the same level of security that made WhatsApp famous: end-to-end encryption. The solution was to create an architecture where every device, be it the main smartphone or a connected PC, possesses its own unique identity key. When a new device is linked, the keys are verified and synchronized securely. This ensures that messages, media, and calls remain encrypted and inaccessible to anyone, including WhatsApp itself. Each device connects independently, keeping the security protocol intact.
However, it is important to be aware of one’s responsibilities. WhatsApp offers tools to control the devices linked to your account. From the app settings on the phone, it is possible to view the list of all authorized computers and tablets and disconnect them remotely at any time. It is a good practice to periodically check this list to ensure there are no unauthorized accesses. Enabling security notifications, which alert you when a new device is linked, adds an extra layer of protection. For greater security, it is advisable to delve into practices to make WhatsApp Web secure and protect your privacy.
How to activate and manage multi-device mode
Activating the new feature is a simple and intuitive process. First, you need to ensure you have the latest version of WhatsApp installed on your smartphone. Next, just open WhatsApp Web or the desktop application on your computer to view a QR code. At this point, from your phone, access the menu (the three dots on Android or “Settings” on iPhone), select “Linked devices” and then “Link a device”. By scanning the QR code with the phone’s camera, the connection is established in a few moments.
Once this operation is completed, the device will appear in the list of connected devices and will work autonomously. It is important to remember that, for security reasons, if you do not use the main phone for a long period (usually 14 days), WhatsApp will automatically disconnect all linked devices. This measure prevents unauthorized access in case you lose track of a secondary device. Management is entirely in the user’s hands, who can add or remove access with a few simple steps, guaranteeing total control over their online presence.
- Update the app on your smartphone
Ensure you have the latest version of WhatsApp installed on your phone. Check for updates on the Google Play Store or Apple App Store before starting the procedure.
- Open WhatsApp Web on your computer
Access the website web.whatsapp.com from your PC browser or open the desktop application. A QR code necessary for pairing the devices will appear on the screen.
- Access the Linked Devices menu
Open WhatsApp on your phone. On Android tap the three dots in the top right, while on iPhone go to Settings. Select ‘Linked devices’ from the options menu.
- Link the new device
Tap the ‘Link a device’ button. You may be required to unlock your phone via biometric recognition or PIN to authorize the security operation.
- Scan the QR code
Point your phone’s camera at the computer screen to frame the QR code. Wait a few moments for the autonomous connection and synchronization to complete.
- Verify offline operation
Now you can chat from the PC even if the phone is off or without internet. Remember to use the main phone at least once every 14 days to avoid automatic disconnection.
Conclusions

WhatsApp’s multi-device mode represents a significant step forward in the evolution of digital communication, combining technological innovation with the concrete needs of users. The possibility of using WhatsApp Web without a constantly connected phone has eliminated one of the service’s major limitations, offering unprecedented freedom and flexibility. In a context like the Italian and European one, where digital and real life are increasingly intertwined, this functionality perfectly responds to the need for fluid, continuous, and secure communication. Whether for work, study, or keeping in touch with friends and family, the true independence of WhatsApp Web is an innovation that simplifies daily life, demonstrating how technology can intelligently adapt to our habits.
Frequently Asked Questions

Yes, with multi-device mode your WhatsApp account on PC, tablet, or other phones works independently. After linking a device, it connects directly to WhatsApp servers and no longer depends on your main smartphone’s connection. You can send and receive messages even if the phone is off or offline. However, for security reasons, if you do not use the main phone for a long period (usually over 14 days), all linked devices will be automatically disconnected.
Absolutely yes. Security and privacy are guaranteed even in multi-device mode. Each linked device (up to four) connects independently and maintains end-to-end encryption for messages, media, and calls. This means that only you and the person you are communicating with can read or listen to the content, and no one, not even WhatsApp, can access it. Each device has its own unique encryption key to protect conversations.
You can link up to a maximum of four additional devices simultaneously, besides your main smartphone. These devices can be other smartphones (both Android and iPhone), PCs (via WhatsApp Web or the desktop application), and tablets. Initially, there were some limitations, such as the inability to create broadcast lists or view live location from secondary devices, but many of these have been overcome with updates. Remember that there will always be one “main” device and the others will be considered “secondary”.
The procedure is simple and requires a few steps. First, open WhatsApp on your main phone. Go to “Settings” (on iPhone) or click the three dots in the top right and then “Linked devices” (on Android). Select “Link a device” and unlock the phone if requested. At this point, open WhatsApp Web on the computer or the app on the second phone/tablet and frame the QR code that appears on the new device’s screen with your main smartphone. Chat synchronization will start automatically.
You can manage and protect your account easily. From your main phone, you can go to the “Linked devices” section at any time to see all devices connected to your account. From there, you can select a specific device and tap “Log out” to disconnect it immediately. If you lose your main phone, the best solution is to block the SIM by contacting your carrier and activating the same number on a new phone. By installing WhatsApp on the new device, you will be automatically disconnected from all other linked devices, protecting your privacy.

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