How to Root Galaxy A5 SM-A510F on Android 5.1.1 Lollipop
Samsung Galaxy A5 SM A510F has superb performance, So root Samsung Galaxy A5 SM A510F because root allows for you to use a maximum of your phone without any restrictions. After root you will install custom apps, custom Rom and custom setting in your Smartphone.

REQUIREMENTS
You need a computer that is running a version of the Windows operating system to use this guide. The Odin flashing tool only runs on Windows.
Chainfire was running on the LMY47X.A510FXXU2APC4 firmware build number when he created the CF-Auto-Root package found in this guide. It does not mean you need to be running on that same firmware as him when you are rooting the device. You can be running on any firmware build number that is based on the Android 5.1.1 Lollipop updates if you have the SM-A510F model number. You can find out the model number and the Android version that is running on the Samsung Galaxy A5 SM-A510F smartphone by tapping on the Menu > Settings > About Device menu.

BEFORE WE BEGIN
Unlock the Developer Options menu on the Samsung Galaxy A5 SM-A510F smartphone by tapping on the Menu >

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https://gsmarena24..com/2016/07/how-to-root-galaxy-a5-sm-a510f-on.html?m=1