電子郵件與電子郵件軟體 Change which mail application is used to write emails — Change the default email client by going to Default Applications in Settings. Do I need to scan my emails for viruses? — Viruses are unlikely to infect your computer, but could infect the computers of people you email. 更多資訊 網路、網頁與電子郵件 — Connect to wireless and wired networks. Stay safe with a VPN. Create a wireless hotspot.