If all these ways can't work, appropriate instruction is listed below.
1.Turn on your PC and press F2, then select CD or DVD, it will start loading its files, later you can see a window like below, you can select languge and click on Install now.
2.There will be a agreement license, select Agree. Select custoem(advanced) next create a new drive, click on drive and then click new, a new dirve can be created and you can see a window below.Choose any drive you want to install window. Click Format and Next to proceed.
3. When installing, don't plug in or off your device.After it installed, your pc are been rebooted and you can see a User Setting, just type your name and password. Then click on Next and a new window open.In this step you must activate your windows, add a Product Key and click OK.
To ensure and keep a fast running speed of your pc, it is necessary to update drivers in time. Don't know to how to update Reading steps below to learn update drivers by hand. Note: the updating process is for window 7 system.
1.Right-click on Computer icon on your desktop, choose Manage.
2.Locate and click on Device Manager on the Computer Management window appeared.
3.All the devices will be shown on the right side, double-click on the category of device and find the driver you wish to update.
4.Right click on the driver, and select Update Driver Software.
5.You will see a new window appears, select Search Automatically for updated driver software.
6.When the process is finished, click Close.