Safe Mode. From the Advanced Options menu, you can select Safe Mode to repair some corrupted files. Clean Boot. If Windows 7 runs in Safe Mode but not normal , you can turn on Clean Boot to if it third-party software or drivers that caused the problem. Run Startup Repair. Startup Repair usually can repair problems that are preventing Windows from starting. At the Advanced Boot Options menu, select Repair your computer. Then select Startup Repair, one of the system recovery options in Windows 7.
Run System Restore. You probably have some restore points created on your computer because it is turned on by default. Run check disk from command prompt. If none of these methods works and you do not have a valid image backup, then you should try to reinstall Windows 7.
If you can boot into Windows 7 desktop successfully, then you can reinstall Windows 7 without losing files or even installed programs. In order to perform a nondestructive reinstall of Windows 7, you will need a Windows 7 installation DVD. If you do not have one, you can download the latest Windows 7 installation ISO file. Notice: 1. This non-destructive reinstall of Windows 7 might cause compatibility issues with some of your installed programs, so it is recommended to backup your system before trying.
Normally, it will cause no issues to reinstall windows 7 without losing programs, but you can never be more careful about your data. Therefore, you should create a system image backup that includes all your installed programs just in case the reinstall of Windows 7 goes wrong. As for system backup, you probably want to get it done quickly, so you can start to reinstall Windows 7. Then you can use free backup software AOMEI Backupper Standard to finish backing your computer in munites the specific backup running time depends on the amount of data and your hardware writing speed.
At the starter screen, click the Backup tab and select System Backup. You just need to select a destination location to store the backup image since the program will automatically select system related items as backup source. You can click Options to adjust backup compression level and set image splitting if needed. After that, click Start Backup to start the backup. If you are worried about system boot issue, you can create a bootable media under Tools tab. Boot up your Windows 7 computer Safe Mode or normal mode.
Locate the Setup. If you see an AutoPlay pop-up window, just simply select Run Setup. Then you will see Windows 7 Windows 7 installation page appear on your desktop. Note that the BIOS setup on each computer varies. Refer to your machine's user manual if in doubt. Press 'F10' to retain the new settings you've just entered.
Press 'Esc' to exit the menu. Remember to press 'Y' yes when the computer asks if you really want to save the changes. After restarting the computer, insert the Windows 7 Installation CD and wait for the computer to recognize it.
This will begin the process of installing windows 7 one more time after being formatted. Then click 'Continue'. Select 'Install' and accept the Microsoft Windows licence agreement if you agree to its terms. You will be prompted to choose between two options: 'Upgrade' or 'Custom'.
Select 'Upgrade' so that the computer performs the latest installation of Windows 7 and you will not lose any of your data. If you select 'Custom', to undertake a totally new installation , click 'New' and separate the C: Drive into two partitions for reasons of security.
In addition to other data, such as creating a username and password, you must enter the product key. However, Windows 7 does allow you to click 'Next' if you do not have the number to hand. You have successfully learnt how to format and install Windows 7! Enjoy your new Windows 7 operating system.
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