• Find the serial number of your computer, it may be useful later
• A computer that has a Windows 10 license but was bought with Windows 7 pro installed (the Windows 7 downgrade option was selected when ordering the computer)
  • If you are not sure if you have this option, you can call the HP Professional hotline and ask: +33.1.70.48.53.19
    • You can also check the warranty status on the Product Warranty Check page
• A USB stick with 16+ Gb for downloading the installation files, if there this no working HP_Recovery partition, or you can't use it
• A network connection

• Connect a network cable (just in case Windows tries to find an update)
• Reboot and press the ESC key repeatedly to enter the Startup Menu
• Select F11 to recover the system
  • Follow the instructions
  • Once the actual Windows 10 configuration starts, go to the Basic Windows 10 installation section

• Go to the HP Software and Driver Downloads (French) and then enter your computer name (you may have to click on Other HP Products first): e.g. 840 G3 (for a HP Elitebook 840 G3)
• Expand the Software-Restore CD panel and download the Cloud Recovery Client
• Execute the client installer
  • If you execute this on another computer than the target computer, manually enter the serial number and model name of the target computer
  • Select Microsoft Windows 10 64-bit Professional
  • Select Operating System & Drivers and Western Europe and a server in Europe
  • Select a USB drive with at least 16 Gb (the content of the drive will be erased!) and start the download

• Connect the USB drive, reboot and press the ESC key repeatedly to enter the Startup Menu
• Go to the Boot Menu (F9) and select the appropriate USB drive (e.g. LEGACY - SanDisk Ultra) and press Enter
  • Note that if you select UEFI - SanDisk Ultra instead of LEGACY, you may not ne able to select some of the partitions when choosing where to install Windows
• Follow the instructions from Windows Setup
  • Select the language (e.g. French)
  • Select the operating system (e.g. Windows 10 Anniversary Update Pro - WestEU, x64, 20/03/2017)
  • Accept the Licence
  • Select the partition where you want to install Windows
    • The partition needs to be big enough (>14729 MB)

The following steps have not been tested

• Follow the instructions
• Once the actual Windows 10 configuration starts, go to the Basic Windows 10 installation section

• If/When Windows 10 wants you to create an online Microsoft account or to use a company account, disconnect the computer from the network and Windows 10 will allow you to create a local account
• Reconnect the network and do some basic configuration: disable Cortana, etc
• Update Windows
• Clean the C: disk, including system files. You may gain 30+ Gb if you accept to completely remove the previous version of Windows (Windows 7)

• Go to the HP Software and Driver Downloads (French) and then enter your computer name (you may have to click on Other HP Products first): e.g. 840 G3 (for a HP Elitebook 840 G3)
• Expand the Software-Solutions panel and download the HP SoftPaq Download Manager
• Execute the download manager (Start ⇒ HP ⇒ HP Softpaq Download Manager)
  • If there is an available update for the BIOS (with the manual install status), select only this one and accept the manual installation
    • If the BIOS does not seem to have been updated after you followed the instructions and rebooted, maybe the installation files were not in the right place!
      • Copy the F:\Hewlett_Packard (HP_TOOLS) directory to D:\ (HP_RECOVERY)
      • Reboot, type ESC to enter the Startup Menu, and choose Update System BIOS. The Update BIOS button should display the version of the new BIOS you want to install (e.g. 1.24)
  • Install the packages that are preselected (packages shown as Newer version available)
  • Install the packages that have a Critical priority

Note: Some of the packages (e.g. BIOS) can't be installed automatically! They will be downloaded to C:\ProgramData\HP\HP SoftPaq Download Manager\SWDownload and you have to execute them from this directory

• Install HP Support Assistant and check if there are other recommended updates

• HP Notebook PCs - Installing Windows 10
• HP PCs - Understanding and Using Windows 10
• HP PCs - Performing an HP System Recovery (Windows 10)

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