Why Won't My PC Turn On or Restart Just Black Screen

I need help. A few days ago, when I pressed the power button, my computer would only turn on and display a black screen. It would not restart or start-up. Specifications of my PC: AMD Ryzen 3 Vega 8 2200g, Samsung T2735f monitor. Why won't my PC turn on, and how to fix it?

Before getting straight to the best solution, let's investigate why your PC won't turn on. This issue could arise from various reasons. I rounded up some potential ones:

  • Power Supply/Loose Connections: Ensure your device is firmly connected to the power cables. A loose connection can disrupt the power flow and prevent your PC from booting up.
  • Hardware Errors: Faulty hardware, like physical damage, can result in boot failures.
  • Incorrect BIOS Settings or Configuration: Wrong BIOS settings or configuration will bring startup errors.

Then, I will walk through the tutorial that can fix PC won't turn on problem.

EaseUS Partition Master: One-for-all Solution

As stated above, many reasons can cause this problem. In this case, you will need a one-for-all tool instead of trying many other solutions. EaseUS Partition Master Professional can fulfill your requirements perfectly by solving various boot failures and startup problems.

Refer to these detailed steps to learn how to use its "Boot Repair" feature:

Preparations: You should get a clean USB and running computer in advance.

Step 1. Insert the USB you prepared, download, and start EaseUS Partition Master on the healthy computer. Enter "Bootable Media," and click "Create bootable media."

Step 2. Select the target USB and choose "Create." Plug in this USB to your problematic PC.

Step 3. Long-press F2/Del to enter its BIOS Settings to set the WinPE bootable drive as the boot device and use the F10 key to save and exit.

Step 4. Reboot the computer to bring up the WinPE interface. Next, launch EaseUS Partition Master and select "Toolkit" > "Boot Repair."

Step 5. After choosing the system to fix, click "Repair." Hit "OK" when the process is completed.