How to Update Android OS, v4.4.2 (KitKat) to v6.0 (Marshmallow)?

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wardariaz Posts 3 Registration date Tuesday July 25, 2017 Status Member Last seen July 25, 2017 - Updated on Jul 26, 2017 at 06:21 AM
I have Samsung galaxy s5, according to the phone specification (Specification source given below) I can update OS from v4.4.2 to v6.0 but unfortunately I can't do that. I never get any update notification. Is there any manual process to update it?

Please help..!

Specification Source: ***
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