Samsung GT-S5620 Monte was not an Android device; it ran on Samsung’s proprietary TouchWiz 2.0 Plus operating system . While you may find files named " Samsung GT-S5620
Are you attempting to or were you strictly looking to upgrade the operating system ? Samsung S5620 Monte - User opinions and reviews - page 83 Samsung GT-S5620 android 2.2 firmware.rar
If you are searching for this file hoping to turn your Monte into a pure Android device, you are chasing a ghost. Historically, the Samsung GT-S5620 was Samsung GT-S5620 Monte was not an Android device;