If we pay very close to the wording we will all notice that the word used is patch, the definition of patch according to dictonary.com is
"n.
1.
1. A small piece of material affixed to another, larger piece to conceal, reinforce, or repair a worn area, hole, or tear.
2. A small piece of cloth used for patchwork.
2. A small cloth badge affixed to a garment as a decoration or an insignia, as of a military unit.
3.
1. A dressing or covering applied to protect a wound or sore.
2. A pad or shield of cloth worn over an eye socket or an injured eye.
3. A transdermal patch.
4. See beauty spot.
5.
1. A small piece, part, or section, especially that which differs from or contrasts with the whole: a patch of thin ice; patches of sunlight.
2. A small plot or piece of land, especially one that produces or is used for growing specific vegetation: a briar patch; a bean patch.
6. An indefinite period of time; a spell: weathered a difficult patch after losing his job.
7. A temporary, removable electronic connection, as one between two components in a communications system.
8. Computer Science. A piece of code added to software in order to fix a bug, especially as a temporary correction between two releases.
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pay close attention to number 8. Windows has a bug, I am installing my own patch. just need to clearify my patching systrem