Samsung releases firmware specific to geographic regions (e.g., India, Russia, Vietnam, Middle East). A firmware meant for Vietnam may not work correctly on a phone bought in South America.
A: Absolutely not. It will hard brick your device. Always match the model number exactly. sm-g530h firmware 6.0 1
Now that you have Marshmallow running, here is how to make the most of it: Samsung releases firmware specific to geographic regions (e