Update samsung galaxy grand prime.os.from kitkat to lolipop by using simple steps

Update samsung galaxy grand prime from android 4.4kitkat os to 5.1 lolipop os.get the official update from the following steps

Steps.

1.The battery should be charged to 50% or higher.

2.Connect to a Wi-Fi®network to avoid unnecessary data charges.

3.Ensure there is available storage space on the device memory. The spacerequired will be determined by the update.

Step4.Use a USB cable.

Step5.Back up your data using Samsung Smart Switch™.

Step6.Please do not use the device or press any keys during update.

Step7.Do not remove the battery,Do not turn off the device,Do not disconnect the USBcable until the update is complete.

Note: You will not be able to place a call during the update, not even an emergency call.Update via Mobile DeviceBefore proceeding, we recommend you connect to aWi-Fi network to avoid unnecessary data charges. File size can vary depending on the update

1.From the Home screen, touchApps .
2.TouchSettings .
3.TouchSystem Update.4.TouchUpdate now.
5.If a system update is available, follow the prompts to download and install the update.

To avoid data loss, we recommend you back up your important data before you begin the update.

You cannot downgrade the software after the update has been completed.