The function of Win + k is to call the system's built-in wireless screen projection function, which is used to connect to TVs, projectors, TV boxes, and screen projectors that can project screens. win + p is used to switch between screen copy and extension modes after successfully connecting to the screencasting device and starting screencasting. The conversion relationship between the temperature units Kelvin (k) and degrees Celsius (°c) is: k = °c + 273.15. This formula means that when converting from Celsius to Kelvin, you need to add 273.15 to the Celsius value. 2.
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