This a set of PIT files for majority of samsung devices. It can be used with firwmare or alone to solve some of the problems of the android system and in particular the internal memory problems.
To flash your Samsung galaxy smartphone, you need Odin software made available to the Samsung Galaxy users for flashing a range of things including firmware, custom recovery, CF-Auto-Root and more. Odin software performs a clean install that means; it removes the old firmware and flashes a new one. If you don’t know how to flash you Samsung firmware via Odin read this article.
Backup your data before start flashing you smartphone if you don’t know how backup your data read those Articles,
You are flashing at your own risk.
Download Links PIT files for many Samsung Devices
there is 2 download group of PIT files for many Samsung Devices: