How Do I repair the MBR without a disk?

timo0060

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Hello everyone. As the title suggeests, I want to repair the MBR and I have no disk. I got windows 7 pre-installed on my laptop and no disk came with it. It has a dual boot with Kubuntu, and I want to uninstall that completely, but it has the first choice of what system to boot into. I've deleted the partition that Kubuntu was on before, but I had to reinstall it because the grub boot loader doesn't show up and therefore I can't do anything because I can't boot windows. So any help would be great, and I'm pretty new to this so if you have a method, a tutorial would be great, if not, I'll take all the help i can get :) Thank you all in advance.
 

My Computer My Computer

OS
Windows 7 64bit
Does your laptop has any recovery environment pre-installed which lets you boot into and restore the factory settings? If yes, then restore it and follow- http://www.ehow.com/how_6644056_remove-grub-boot-manager.html

If not, see if any of your friend has got windows 7 on their pc and use that to create a Repair Disc- http://www.sevenforums.com/tutorials/2083-system-repair-disc-create.html
Boot with it and rebuild the MBR- How to repair MBR on Windows 7 | eHow.com

Or, Download Partition Wizard Bootable CD allows user to boot computer directly to manage partition.. If it detects the windows partition (should be marked as primary or active) and click 'Rebuild MBR' and click apply at the bottom left.
 

My Computer My Computer

Computer Manufacturer/Model Number
HCL
OS
Winbdows 7 ultimate x64 | Ubuntu 12.04 x64 LTS
CPU
Core 2 Duo e7400 @ 2.90GHz
Motherboard
Gigabyte G31M-ES2L
Memory
3GB DDR2
Graphics Card(s)
Asus Nvidia GTX 560Ti 1GB
Sound Card
On-board
Monitor(s) Displays
HCL eZeeBee 18.5" LCD
Screen Resolution
1366x768 @ 60Hz
Hard Drives
Western Digital 320GB
PSU
Corsair CX500 V2 500W
Cooling
Stock
Keyboard
Stock
Mouse
Stock
Internet Speed
15-25kBps D/L | 10kBps U/L | Hey Don't laugh

My Computer My Computer

Computer type
Laptop
Computer Manufacturer/Model Number
Sager NP9170
OS
Win 7 Pro x64 / Win 10 Pro
CPU
Intel(R) Core(TM) i7-3630QM CPU @ 2.40GHz
Motherboard
CLEVO P170EM
Memory
12 GB
Graphics Card(s)
(1) Intel(R) HD Graphics 4000 (2) NVIDIA GeForce GTX 675M
Sound Card
(1) Realtek High Definition Audio (2) Intel(R) Display Aud
Monitor(s) Displays
17.3
Screen Resolution
1920x1080
Hard Drives
(1) Samsung 860 EVO 500GB(OS) (1) Samsung 860 EVO 500GB(Data)
Keyboard
Backlite
Antivirus
MSE, Malwarebytes Pro
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Firefox
Other Info
DESKTOP: Custom-built.
OS: Win 10 Pro x64.
CASE: Rosewill R5.
CPU: Intel I5 4670K CPU @ 3.40GHz.
CPU COOLER: Cool Master Hyper 212 EVO.
MOTHERBOARD: Asus Z87-A.
MEMORY: Kingston HyperX 2x4 GB.
GPU: Nvidia Geforce 650 TI.
PSU: Corsair TX750.
DRIVES: (1) Samsung 840 120 GB SSD (2) Western Digital blue 500 GB 7200 RPM.

My Computer My Computer

Computer Manufacturer/Model Number
HCL
OS
Winbdows 7 ultimate x64 | Ubuntu 12.04 x64 LTS
CPU
Core 2 Duo e7400 @ 2.90GHz
Motherboard
Gigabyte G31M-ES2L
Memory
3GB DDR2
Graphics Card(s)
Asus Nvidia GTX 560Ti 1GB
Sound Card
On-board
Monitor(s) Displays
HCL eZeeBee 18.5" LCD
Screen Resolution
1366x768 @ 60Hz
Hard Drives
Western Digital 320GB
PSU
Corsair CX500 V2 500W
Cooling
Stock
Keyboard
Stock
Mouse
Stock
Internet Speed
15-25kBps D/L | 10kBps U/L | Hey Don't laugh
I can boot into both of them, but it's a real pain because if i don't choose the windows 7 boot loader from the grub menu after like 10 seconds, it will auto load Kubuntu so i'd have to restart my laptop. EzioAuditorem, does the first method delete anything other then the GRUB boot manager? I need to keep all my files.
 

My Computer My Computer

OS
Windows 7 64bit
Thank you guys for all your help. I used the 3rd method that EzioAuditore suggested and now it's fixed. Thank you guys so much and thank you for all your help.
 

My Computer My Computer

OS
Windows 7 64bit
Glad it worked. And no, corrupted mbr or removing/replacing the mbr has nothing to do with the files. They won't be deleted.
 

My Computer My Computer

Computer Manufacturer/Model Number
HCL
OS
Winbdows 7 ultimate x64 | Ubuntu 12.04 x64 LTS
CPU
Core 2 Duo e7400 @ 2.90GHz
Motherboard
Gigabyte G31M-ES2L
Memory
3GB DDR2
Graphics Card(s)
Asus Nvidia GTX 560Ti 1GB
Sound Card
On-board
Monitor(s) Displays
HCL eZeeBee 18.5" LCD
Screen Resolution
1366x768 @ 60Hz
Hard Drives
Western Digital 320GB
PSU
Corsair CX500 V2 500W
Cooling
Stock
Keyboard
Stock
Mouse
Stock
Internet Speed
15-25kBps D/L | 10kBps U/L | Hey Don't laugh
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