You’ll see instructions along with a QR code. This code needs to be scanned by the WhatsApp mobile app to link your devices. If preferred, you can download the desktop client and launch the app. You’ll only be able to use either WhatsApp Web or the desktop client at a time; if you launch another version, any active session will end and transfer to the new one.

WhatsApp is available for iOS in the App Store and for Android in the Google Play Store. You cannot sign up for WhatsApp for the first time using a computer; you must create an account using a mobile device.

Tap OK to clear any instructions from the screen.

If your device isn’t scanning the code, close the WhatsApp app and open it again. When the QR code has been read, you will be logged into WhatsApp on your computer.

To manage your chats, find the chat in the left panel. Click the down arrow icon and select Archive chat, Mute, Delete, or Mark as unread.

You can also continue a conversation from one of your existing messages. Just select a message to continue chatting on as described in the Reading Messages section.

You’ll see your message displayed in the chat log. To send a picture, click the clip icon to the left of the chat field. Click the purple Photos & Videos icon to browse your computer. You can also send a Poll, Contact, Document, Sticker, or use your camera. If you want to send a voice message, click the microphone icon to the right of the text field. You must have a connected microphone to do so.

You’ll see your message displayed in the chat log. To send a picture, click the clip icon to the left of the chat field. Click the purple Photos & Videos icon to browse your computer. You can also send a Poll, Contact, Document, Sticker, or use your camera. If you want to send a voice message, click the microphone icon to the right of the text field. You must have a connected microphone to do so.

In the pop-up menu, click Delete chat. You can also select Clear messages if you want to keep the conversation in your activity, but clear any messages from the chat log.

A drop-down menu will open.

A drop-down menu will open.

Alternatively, you can log out of WhatsApp using your mobile device. To do this, open the WhatsApp app. Click Settings → Linked Devices → select your session. Click Log Out → Log Out. You can resume using WhatsApp on your mobile device.