Hi
3F0 means replace the Hard Disk Drive, run an F2 diagnostic to confirm.
Manuals etc...
https://support.hp.com/gb-en/product/hp-15-db0000-laptop-pc/20395843/model/24575152/manuals
http://partsurfer.hp.com/Search.aspx?searchText=5KV06PA --
762990-005 1.0TB SATA hard disk drive - 5,400 RPM, 7.0mm form factor
From 2016 onwards there is a possible recovery option via the cloud...
HP Consumer PCs - Using the HP Cloud Recovery Tool (Windows 7 & 10)
https://support.hp.com/us-en/document/c06162205
OR
This may require another PC. Find and Download your .iso from…
https://www.microsoft.com/en-us/software-download/windows10
Expand/Extract/Burn the iso Image onto a DVD/USB as needed.
Microsoft’s Creator Tool will make the required DVD or USB.
ShowKeyPlus from the Microsoft Store (probably the best choice).
https://www.microsoft.com/en-us/p/showkeyplus/9pkvzcprx9nv?activetab=pivot:overviewtab
The output is like this....
ShowKeyPlus - Windows Product Key Information
Product Name: Windows 10 Home
Version: 12345.678 (64-bit OS)
Product ID: 00000-00000-00000-AAOEM
Installed Key: 12345-67890-09876-54321
OEM Key: MICRO-SOFTY-WINDO-WSTEN-64BIT
OEM Edition: Win 10 RTM Core OEM:DM
ALSO
KeyFinderInstaller may help.…
It gives this…. – CD Key: 12345-67890-09876-54321
ELSE
There is a possibility of finding the same value in the Registry....
USING RegEdit the key is listed below and it’s content also shown.
Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\SoftwareProtectionPlatform
BackupProductKeyDefault 12345-67890-09876-54321
Three different names for the same value in 3 different software methods.
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