Hardware⏱️ 3 min read📅 2026-06-02

How to Fix: Long black screen before shutdown on Windows 10

Fix Long black screen before shutdown on Windows 10. Check the power management settings and. Step-by-step guide included.

Quick Answer: Check the power management settings and disable any unnecessary devices that might be causing the issue, such as the Intel HD Graphics or other peripherals.

📋 Table of Contents

  1. ⚠️ Common Causes
  2. 🛠️ Step-by-Step Verified Fixes
  3. 💡 Conclusion

A long black screen before shutdown on Windows 10 can be caused by a variety of factors, including a faulty power supply unit (PSU), a malfunctioning graphics card, or an issue with the system's BIOS settings.

⚠️ Common Causes

  • Faulty power supply unit (PSU)
  • Malfunctioning graphics card
  • Issue with system's BIOS settings

🛠️ Step-by-Step Verified Fixes

Method 1: BIOS Reset

  1. Step 1: Press and hold the ThinkPad keyboard's Fn key, the F2 key, and the Del key simultaneously while powering on the laptop.
  2. Step 2: Navigate to the Advanced tab using the arrow keys and press Enter to select it.
  3. Step 3: Reset the BIOS settings to their default values and save changes.

Method 2: Power Supply Unit Replacement

  1. Step 1: Purchase a replacement power supply unit (PSU) that matches the original one's specifications.
  2. Step 2: Disconnect all cables and peripherals from the laptop, then unplug the power cord and any other cables connected to the PSU.
  3. Step 3: Install the new PSU and reconnect all cables and peripherals.

Method 3: Graphics Card Replacement

  1. Step 1: Purchase a replacement graphics card that matches the original one's specifications.
  2. Step 2: Disconnect all cables and peripherals from the laptop, then unplug the power cord and any other cables connected to the graphics card.
  3. Step 3: Install the new graphics card and reconnect all cables and peripherals.

💡 Conclusion

By following these steps, you should be able to resolve the issue of a long black screen before shutdown on your Windows 10 ThinkPad P50.

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