A question that we get asked all the time here at PC Pitstop is why computers get slower over time. This can start to happen within a year after you get a new PC, but usually, it happens in just a few short months.
Windows Product Lifecycle – End of Life Support Dates
Every Windows product has a lifecycle. The lifecycle begins when a product is released and ends when it’s no longer supported. Knowing key dates in this lifecycle helps you make informed decisions about when to upgrade or make other changes to your software.