Sir firmware erase hone ke baad imei null hue hogi ki nahi g. If you have an ISO file, then you’ll need the Windows USB/DVD download tool to create a bootable USB drive/DVD.Mitas ac70 a107f dead boot repair a107f u5 a107f u6 a107f u6 dead boot repair a107f u7 dead boot repair A10s a10s isp dead boot dead boot repair Easy JTAG Emmc forum how to martview martviewforum mtk oppo reset repair samsung a107f dead after flash samsung a107f dead. Once on the Microsoft site, enter your Windows 7 product key, and click “Verify.” Choose your product language and whether your PC is 32-bit or 64-bit.īack up your data to an external disc. A blank DVD or external storage that has at least 4 gigabytes of storage space.Data storage space on your PC, external drive, or USB storage that’s sufficient for the ISO file.The product key of your Windows 7 (Windows 10 doesn’t use a product key).You’ll also need to have a few things handy to get your ISO file. Make sure you know your system requirements. If your installation disc is lost, use Microsoft’s ISO file that can be downloaded from their website.įirst, backup your PC’s data to an external disc. Sometimes Microsoft sends it as part of your welcome email after you buy your PC or Windows OS.
Your product key may also be in your battery compartment. Check the base of your PC for a “Certificate of Authenticity” sticker to find your product key. An ISO file is an image file that works as if you’ve inserted your original installation disc into your PC.įor this process use your Windows 7 installation code and disc – the disc that either came with your PC or your Windows 7 software when you bought it. You may either use the installation disc or an ISO file to reinstall your Windows 7. In this case you’ll have to do a clean install of Windows. This situation may be the result of your Windows 10 being older or because an error occurred with your upgrade. Sometimes Windows 10 won’t give you the option to downgrade to Windows 7. Downgrading will take a while to process.
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