[2] [DFN[Windows NT]] は、 [[Microsoft]] の [[OS]] です。

[3] 製品名としては [[Windows 2000]] 以来 [[Windows NT]] という呼称は使われていません。

[1] [DFN[[[NT]]]] は、もうひとつの [[Windows]]、 [[Windows NT]] のことでした。 

[FIG(short list)[
= [[Windows NT 3.1]]
= [[Windows NT 3.51]]
= [[Windows NT 3.51]]
= [[Windows NT 4.0]]
]FIG]

[4] [[OS/2]] も参照。

[FIG(quote)[
[FIGCAPTION[
[5] [CITE@en[Privacy | Symantec]]
([TIME[2017-07-12 18:47:37 +09:00]])
<https://www.symantec.com/privacy>
]FIGCAPTION]

> Please note that our websites may not recognize or take action in response to DNT signals from Web browsers. At this time, there is no universally accepted standard for what a company should do when a DNT signal is detected. In the event a final standard is established, we will assess how to appropriately respond to these signals.

]FIG]