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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How To Fix Network Controller is not found on HP Pavilion dv7t

various problems on a laptop it makes us a little dizzy, especially when we need these features but suddenly there are unexpected things that resulted in one of the features on the laptop is not functioning normally, as in the case of HP Pavilion dv7t Entertainment Notebook PC-4000, sometimes you will find erorr when installing LAN driver that uses the type lan like Realtek, Broadcom, and others, erorr listed as below,

to improve these erorr, you must disable the power saving BIOS before installing the LAN drivers on the HP laptop you by following the steps as follows

• Click Start, and then click Shut Down.
• Select Restart, and then click OK.
• When the first screen appears, press the F10 key to enter the BIOS Setup.
• Use the arrow keys to scroll over to the System Configuration.
• Scroll to the LAN Power Saving, press the Enter key to Disabled.
• To exit the BIOS setup, press the F10 key, select Yes, and then press Enter.

after that try to re-install LAN driver on your HP laptop, and your LAN will function normally again.

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