When you have Airplane mode enabled, it blocks your connection to cellular networks. Thatâs why you canât make phone calls, you canât text message friends, and you canât use FaceTime over LTE. Typically, you also canât do anything that requires an internet connection, either.
Best Answer: DPI means dots per inch, how sensitive the mouse is to movement by how much depth the mouse laser can read. Some go up to 2000 but 800 is okay for general use, not for really complicated graphic making or changing but for regular stuff.
DPI most generally refers to Dots Per Inch, a term applied to printing resolution. Specifically, it identifies the number of dots a printer can place on a page in one inch. Higher DPI means more detail and definition in a printed page. A related term, PPI, or Pixels Per Inch, is applied to video screens.