About this tag
The tag 550 on WindowsForum.com covers discussions about the Microsoft Lumia 550 smartphone, which runs Windows 10 and offers 4G LTE at an affordable price. It also appears in error messages, such as SMTP server response 550 related to spam filtering in Windows Live Mail, and in user reports of bluescreen errors on systems with specific hardware configurations. These threads highlight troubleshooting for connectivity, driver, and email issues where the number 550 appears as a model number or error code.
  1. P

    Windows 8 *UPDATED* Months of Bluescreens... now very frequently happening while watching Youtube videos

    Hi all, This has been an ongoing issue for months, but it had calmed down. But now the past few days it has become very frequent again - I am now getting totally fed up with it as I don't know what it causing it. I have a 4770k Intel Kingston 8GB 2400mhz ram MSI MPower Z87 Board AMD 290X video...
    • Paganister
    • Thread
    • 550 amd asus bios update blue screen crash logs driver issues gaming graphics driver hardware issues intel memory diagnostic msi performance issues raid software update ssd system stability windows youtube video
    • Replies: 13
    • Forum: Windows Blue Screen of Death (BSOD)
  2. C

    Windows 7 Can't send email messages using Windows Live Mail - Server Response: 550 5.7.1 550 Viagra SPAM

    An unknown error has occurred. Subject 'Re: Hi' Server Error: 550 Server Response: 550 5.7.1 550 Viagra SPAM - Hi in Subject Server: '196.43.2.142' Windows Live Mail Error ID: 0x800CCC69 Protocol: SMTP Port: 25 Secure(SSL): No
    • cyrus
    • Thread
    • 550 email email issues error port configuration secure connection server response smtp spam windows live mail
    • Replies: 1
    • Forum: Windows Help and Support