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HP PCs - How to Power Reset Your Computer

Perform a power reset (or hard reset) to clear information from the computer's memory without erasing personal data.

Power reset a laptop with removable battery

Perform a power reset on your notebook with a removable battery.

  1. Turn off the computer, and then unplug the power cord.

  2. Disconnect any peripheral devices, and then remove the computer from any port replicator or docking station.

  3. Remove the battery from the computer.

  4. With the battery and power cord unplugged, press and hold the Power button for approximately 15 seconds.

  5. After you drain the capacitors, re-insert the battery, and then plug in the power cord. Leave peripheral devices disconnected.

  6. Turn on the computer.

Power reset a laptop with a non-removable battery

Perform a power reset on your notebook with a non-removable battery.

  1. Turn off the computer, and then unplug the power cord.

  2. Disconnect any peripheral devices, and then remove the computer from any port replicator or docking station.

  3. With the power cord unplugged, press and hold the Power button for approximately 15 seconds.

  4. After you drain the capacitors, plug in the power cord. Leave peripheral devices disconnected.

  5. Turn on the computer.

Determine if Windows starts

Determine if Windows starts as expected after a power reset (or hard reset).

The computer starts normally after power reset

Use automated tools to update your computer if Windows starts normally after a power reset (or hard reset).

Run Windows Update (Windows 10)

Update your Windows 10 computer using Windows Update.

  1. In Windows, search for and open Check for updates.

    If there are any available updates, they begin automatically.
  2. After the updates install, restart your computer when prompted.

Update the PC with HP Support Assistant

Use HP Support Assistant to find and install updates, including BIOS updates, for your computer with Windows.

  1. In Windows, search for and open HP Support Assistant, or click the app icon in the taskbar.

    If the app is not installed on your computer, download the latest version from the HP Support Assistant website.
  2. On the My devices tab, find your computer, and then click Updates.

  3. Click Check for updates and messages to get the latest updates.

  4. Wait while HP Support Assistant analyzes the system.

  5. After the analysis completes, select the listed updates, download and install the updates, and then follow any on-screen instructions.

  6. If prompted, restart the computer, and then close the tool.

The computer does not start normally after power reset

Use automated tools to diagnose your computer if Windows does not start normally after a power reset (or hard reset).

Run an HP diagnostic if the computer freezes after a reset

Use automated tools from HP to diagnose your computer.

  1. Open a web browser, and then go to Diagnostic Tools - Computer locks up or freezes.

  2. Follow the instructions to install and run the tool.


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