service pack
  • A software update which is intended, for instance, to remedy a bug or other problem, provide drivers enabling support of newer devices, or the like. service packs are almost always available for download from the Internet.
  • The first in a series of service packs. Service packs usually serve to enhance the software in question, but the first often addresses glaring security or bug issues which should have been resolved previously. Its abbreviation is SP-1.

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