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XRandR是X Rotate and Reflect Extension（改變大小與旋轉擴充）的缩写，用来在命令行界面中对Linux系统中的X Window系統的多屏幕做出一些设定的软件，能更改外接屏幕的大小、分辨率等[1]。
Wikiwand in your browser!
Seamless Wikipedia browsing. On steroids.
Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.
Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.
