How to install Lion 10.7 on lenovo G580

[rahulsalvikar]

Laptop Configuration :

Lenovo G580
i5 3rd genration
1Gb nvidia +intel graphics HD 4000
4 Gb ram, 500 gb Hard disk

Please give me step by install of Lion

1) i successfully install snow Leopard 10.6 but i fail to install lion on it

 

[themaskofwraith]

Laptop Configuration :

Lenovo G580
i5 3rd genration
1Gb nvidia +intel graphics HD 4000
4 Gb ram, 500 gb Hard disk

Please give me step by install of Lion

1) i successfully install snow Leopard 10.6 but i fail to install lion on it

Do you need Lion specifically or you are okay with mountain lion?

 

[RehabMan]

Laptop Configuration :

Lenovo G580
i5 3rd genration
1Gb nvidia +intel graphics HD 4000
4 Gb ram, 500 gb Hard disk

Please give me step by install of Lion

1) i successfully install snow Leopard 10.6 but i fail to install lion on it

Mountain Lion is a better choice, especially considering Apple does not sell Lion anymore.