2007 Renault Laguna How to recharging A/C system

Air Conditioning problem
2007 Renault Laguna Two Wheel Drive Manual 65.000 miles

Hello,

I need to know how to rechrging an Laguna A/C system (step by step)

Thank's a lot.

Thank"s for yor answer,you are very kind,but not fair.

Good bless you.