Chúng tôi có thể giúp gì cho bạn?
Bạn cũng có thể duyệt các chủ đề dưới đây để tìm mục mà bạn muốn.
How to log in or out
Log in
To log in to WhatsApp on WhatsApp Web, WhatsApp Desktop, or Portal, you need to use your phone to scan the QR code.
- Open WhatsApp on your phone. If you have an:
- Android: Tap the CHATS tab > More options
> WhatsApp Web. - iPhone: Tap Settings > WhatsApp Web/Desktop.
- Android: Tap the CHATS tab > More options
- Use your phone to scan the QR code on your computer or Portal. If you're logged in to another device when trying to scan the QR code, you'll have to tap:
- Android: Scan QR code
- iPhone: Scan QR Code
- Android: Scan QR code
- If prompted, tap or select Done.
Note: You can only be logged into one session at a time across WhatsApp Web, WhatsApp Desktop, and Portal.
Log out
You can log out of WhatsApp from WhatsApp Web or Desktop.
- Open WhatsApp Web or WhatsApp Desktop.
- Click Menu
or 
above your chats list > Log out.
To remove your WhatsApp account from Portal, please read this article.
Log out on Android
Alternatively, on Android, you can log out of WhatsApp Web, WhatsApp Desktop, or Portal device from your phone.
- Open WhatsApp.
- Tap the CHATS tab > More options > WhatsApp Web.
- Tap the computer or Portal listed > LOG OUT.
Log out from all devices
To log out of WhatsApp from all devices at once, including WhatsApp Web, WhatsApp Desktop, or Portal, you can use your phone.
- Android: Open WhatsApp, then tap the CHATS tab > More options > WhatsApp Web > Log out from all devices > LOG OUT.
- iPhone: Open WhatsApp, then tap Settings > WhatsApp Web/Desktop > Log out from all devices > Log out.