1. Open your web browser.
  2. In the address bar, paste the following link: http://wa.me/XXXXXXXXXX.
  3. Replace XXXXXXXXXX with the phone number you want to contact, including the country code.
  4. You will be redirected to a webpage with the option "Continue to Chat."
  5. Click on the "Open WhatsApp" option.
  6. Write your message and press send.