What is upgrade?

upgrade meaning in Information Science terminology / glossary / dictionary is:

To improve existing hardware or software by replacing it with a model or version that has new features and/or additional capabilities. Software upgrades are usually indicated sequentially by a decimal number added to the name of the application. Compare with migration.In employment, to reclassify a job at a higher grade, usually moving it to a higher pay scale.


reference: ABC-CLIO