Fix Boot Device not Found Please Install OS on your Hard Disk 3f0

You can simply fix this problem by enable Legacy support on the BIOS.

1. Go to BIOS, for HP notebook simply press F10 upon power on.
2. Navigate to System Configuration and Look for legacy Support.
3. You should see the Legacy support is Disable, you need to enable it.
4. After that press F10 to save changes and exit BIOS.
5. It will aromatically reboot after saving changes and your notebook will boot normally.

However, this error may cause from Hard Disk Failure (hardware damage) so this method will not work and you will need to replace the HDD.

How to check your Hard Disk status (damage or healthy)
First make sure you already enable legacy support. If you are unable to boot normally to windows,  try to re-install the operating system (Windows 8 recommended). If you are unable to re-install the OS, run system diagnostic by upon power on press F4 to test your HDD.

In case the HDD failure you need to RMA (return Merchandise authorization) for HDD replacement. Normally the process will take less than 2 weeks. If your warranty already expired, you need to buy a new Hard Disk for replacement. You can ask the store for the replacement process if on;t want to do it yourself with a small fee, most of the time the hard disk replacement service is free.

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Dual boot between windows xp and windows 7 on your laptop

for those of you who want to try windows 7 but not sure of the comfort in use for your computing activities, maybe you can use this trick, is to make dual boot between windows xp and windows 7 on your laptop, in a way that is not too difficult Im sure you can do it at home.

if your laptop before there is only one disk partition already installed windows xp then I suggest you to create one partition again, you can do so by using software partition magic, if you already have 2 partitions on the hard drive, where drive C is an installation  windows Xp , then follow these steps.

Stages below. The assumption only, Partition 2 above have been given a name as drive D. While you will be given a DVD ROM drive E.

1. Insert the disk OS Windows 7, to DVD ROM.
2. Then click the Setup.exe from the Windows XP
3. On display will show the setup of Windows 7. Select INSTALL NOW
4. System preparation Windows 7 will copy files from DVD to hard drive
5. Setup process is complete copy of Windows 7, will be asked whether to update directly Windows 7 or not. Just select Do not get the latest updates so as not to disturb the process for installin
6. This is the MOST IMPORTANT. Do not wrong or Windows XP you actually lost. Select the Custom (Advanced)
7. After selecting the Custom option will appear to install a partition for Windows 7. As the description above, as the assumption that Drive D is the fox with a drive letter D Just choose the 2nd partition is empty with the NTFS format. 

Note, Windows 7 could only be installed to the NTFS partition, but can not install to a FAT partition. Clik on the partition you want to store the OS Windows 7, for instance on the partition D. The next process running as usual, until the install is complete and Windows 7 asking simple questions such as choice of keyboard and country areas.

After Windows 7 successfully installed to a partition into 2 or partition of D, the end is the laptop to reboot. And the look of Windows will be changed to Dual Boot, as shown below

Options Earlier Version of Windows is Windows the first time you install is Windows XP.

Options Windows 7 is Windows to the 2 newly installed, located on the D drive
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Dell laptop Does Not Boot to Microsoft Windows XP

some tips to improve your dell laptop, dell laptop if you can not display Windows XP

check error messages

check the error message displayed in your Dell notebooks screen, such us,

- hal.dll missing or corrupt

- NTLDR is missing or damaged or NTDETETCT

- Loading PBR for Descriptor generated after POST

- A BLUE SCREEN or STOP error has occurred

if there are errors like the above maybe you can to find a solution on the internet, along with  error message contained in your dell notebook screen,

Run computerdiagnostic

To run PSA Diagnostics, turn on the laptop and tap the key installments times at the Dell logo screen. This will from the start the One-Time Boot menu. Select Diagnostics to start the diagnostic assessment of the computer hardware. This test takes approximately 5 minutes. If you receive an error from the PSA diagnostics, refer to the Dell Hardware Diagnostics page for Further assistance:

boot  Dell notebook in safe mode
in order to boot in safe mode on dell notebook you simply follow these steps
- turn on your Dell laptop,
- press F8 on the keyboard after you see the dell logo in your dell notebook screen until you see the windows   advanced options menu in your dell notebook screen
- select Safemode and press enter

check Setting changes

if you successfully run your Dell notebook in Safemode, check all the software and hardware your  installed in the Dell notebook  , and try to remove some software that is installed in your Dell notebook,

unplug all external devices
try to unplug all external devices such as printer,  USB flahdisk, cardreader, cd / DVD, digital camera.

restore the original settings window
restore all the settings window to the original factory settings,

repair windows
if way above all does not work, you are required to fix your windows, by entering cd windows you get when buying a Dell notebook, into the cd-rom, and you just follow the instructions contained your notebook screen.

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Fix Bluescreen Boot on Laptop HP all series

Bluescreen is usually caused by a driver or software conflicts, resulting from the error eventually laptop can not be used, the fund only displays a bluescreen with erorr notification, and you have to press the power button for approximately 15 seconds to turn it off, to fix the blue screen problem you can follow the steps as follows,

1. break with the peripheral devices and let your HP laptop without accessories, and try to turn it on again, if the error message is still visible then you have to do the second and third,
2. break with the energy source, remove battery, and press the power button for about 15 seconds.
3. plug it back into electrical energy, (without a battery) and press the power button, see if the CapsLock and NumLock LED lights , listen to what the funds voice disk drive and cooling fan,

try to restart the HP laptop you can now be used and work normally, if there is still a blue screen error, it is advisable to fix it to the nearest HP dealer, or you can wait for the next post from me

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