Samsung Galaxy S4 was the flagship device of the year 2013. It features a 5″ 1080p Super AMOLED display (PenTile 441 ppi), a pseudo octa-core Samsung Exynos 5410 or quad-core Qualcomm Snapdragon 600 (depending on region), 2 gigs of RAM, up to 64 gigs of storage, LTE connectivity, and a 2600 mAh battery.
A variant of the S4 – Galaxy S4 LTE-A has started to receive the official Android 5.0.1 update from Samsung. It is an OTA update with devices set to receive the update in batches. So the lucky ones might have already got it while some may have to wait for it. Instead of waiting, you can install it manually. Follow the guide given below.