How do I format Windows 8 installed drive back to Windows 7

I am Wondering if I did this correctly? I put my old laptops hard drive into my new laptop and want to use this for just more space,. When I put the drive in, my new laptops w/ Windows 7 , I formatted the second drive G: which was Windows vista, and It did get rid of everything in it, though, at...

I want to format the second HDD so i can use it to put random files in. Whenever i try it seems that my second HDD has the system boot files that the first HDD uses, so it's not letting me. Pic related. Anything i can do to make it so i can reformat my second HDD?

So, I just got a SSD and Windows 7. I plugged everything up, and did the boot install with my Windows 7 disk. Now, my old 1.5 TB HDD that I want to format (which originally contained Windows Vista), but I'm being told that I cannot from the Disk Management console. More specifically: ...

Hi I was hoping someone could please help me with a formatting issue. I have recently installed Windows 7 on a new ssd and want to format the old hdd primary drive that has vista on it and the system will not let me. Just wondering if the hdd is still being used somehow during boot up and this...

hello frens, Having problem in formatting C drive as windows XP was installed on it. I installed windows 7 on D drive. Help me out as my system hard disk has very low space. thanks in advance :)