What is the full form of APK?

APK Stands for "Android Application Package"

An APK (Android Application Package) record is the document design used to introduce the applications on the Android working framework. An android program is first arranged, and afterward, the entirety of its parts are bundled into one single record to make it an APK document. APK records can be saved in compacted compress design, with any decompression or unfasten device it very well may be opened. You can either change the expansion to .compress or open the record straightforwardly utilizing unfasten apparatuses. They are a sort of chronicle record. At the point when you are downloading and introducing an android application then really you are introducing an APK record. You can introduce an APK document straightforwardly from a work area, or from inside a record director application without downloading. Naturally, the capacity to introduce from the work area or record chief application is impaired for security reasons. TO empower it, you need to change the setting of 'Obscure sources' from settings.