Why Windows 7 Won’t Boot?
Reason 1: Poor Connection
Computer won’t start if there’s something wrong with computer power cord such as faulty connection, loose plugs and so on. Besides, power failure or damaged power button can also cause this problem. Please refer to Solution 1 to check the power supply, power button and power cord.
Reason 2: Hardware Failure
Hardware failure is one of the reasons that may cause the startup problem. Usually, this could be caused by the motherboard, graphics card and computer memory which could have something wrong. Please refer to Solution 2 to check the hardware.
Reason 3: External Device
If your computer connects to external devices which could probably have something wrong, Windows 7 will probably not boot normally. Please refer to Solution 3 to remove all external devices from your PC.
Reason 4: Damaged MBR/DBR
Computer reads the boot loader code from MBR/DBR when it boots. If the boot loader code is damaged, it may cause the black screen problem and the PC will not boot normally. Please refer to Solution 4 to fix MBR/DBR.
Windows 7 Won’t Boot? How to Fix?
Solution 1: Check the Power Supply, Power Button and Power Cord
Solution 2: Check Monitor, Motherboard, Graphics Card and Computer Memory
Firstly, check all internal connections and see if they are loose or damaged. Next, take off the computer memory and graphics card and then clean them. Or you could try to replace the computer memory and graphics cards with new ones. Then you will know whether the original one works or not.
Next, check the motherboard. Check all connections and remove dust. If there’s something wrong with the motherboard, it would be better to fix it with professional.
Please go on to Solution 3 if the above ways still cannot troubleshoot your PC’s problem. It’s suggested to ask a professional computer technician to repair it if you don’t know how to deal with it.
Solution 3: Remove External Devices
Solution 4: Use System Rescue Tool Renee PassNow to Restore MBR/DBR
More about Renee Passnow
Whole password reset process takes only 4 simple steps without damaging data inside! Do not require any professional knowledge or possible password combinations.
For local account and administrator, Renee Passsnow will remove the password directly.
For Microsoft account, Renee Passnow will turn the Microsoft account into local one and reserve all data inside the account.
Compatible with: Windows 10, 8.1, 8, 7, Vista, XP.
Here are detailed steps on how to reset login password with Renee PassNow.
Step 1: Download and install Renee PassNow in any workable Windows computer.
Step 2: Choose creation method, USB or CD/DVD.
Step 3: Boot the target PC from the created password reset USB/CD/DVD.
You will boot the target computer via a new created reset disk. Firstly, please hold a hot key to enter the BIOS menu and put CD-ROM or Removable Devices as the first choice. Please click here to know about how to change the boot order of your computer. After changing it successfully, please remember to save your setting and then restart your PC.
Step 4: Select “Windows Recovery”.
Step 5: Select “Fix CHS Parameters in MBR” then choose the disk and click “Fix MBR”. After fixing, please restart your computer.
Solution 5: Boot into Windows Advanced Options Menu
Solution 6: Perform the Last Known Good Configuration
If all these ways cannot fix your PC, you will need to reinstall system. It’s suggested to use Renee PassNow to transfer important data before reinstalling system.
How to Transfer Data or Files with Renee PassNow?
Step 1: Download and install Renee Passnow on any other workable computer.
Step 2: Launch Renee Passnow. Create bootable media with USB/CD/DVD.
Step 3: Boot the target computer with the created bootable media.
Step 4: After loading into the main interface of Renee Passnow, please select “Data Transfer” function.
Step 5: Select the original disk and target disk. And drag the target files to the target disk directly.
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