If your computer won’t boot up, you should first determine the cause of the issue. There can be a number of reasons for this issue, including hardware failure, software issues, booting from an external device, or a lack of power.
1. Check the power supply: If your computer isn’t powering on, it could be due to a lack of power from the power supply. Check if the power cord is plugged in properly, and make sure the wall outlet is working. If you’re using a laptop, make sure the battery is charged or connect it to its power adapter.
2. Check the hardware: If the power supply is okay, then the issue may be related to hardware components. Try reseating each component, starting with the RAM, then the CPU, and finally the hard drive. Make sure that you reattach everything correctly. If you have any spare parts, try swapping them out to see if they are functioning properly.
3. Reset your BIOS settings: If the hardware appears to be functioning properly, resetting your BIOS settings can help resolve the issue by returning the computer to its default state. Depending on your motherboard, look for a “Reset” or “Clear CMOS” jumper, or find a way to reset the BIOS through the BIOS menu.
4. Use System Restore: If the previous steps didn’t work, then the issue may be related to the software. If a recent software installation or update caused the issue, use the Windows System Restore feature to restore the system back to the last known good configuration.
5. Check for bootable devices: If your computer tries to boot from an external device, such as a USB drive or virtual disk, shut down the computer and disconnect or remove the device from the system. Once removed, try to power on the computer again.
6. Try a safe mode boot: If your computer still won’t boot, you can try a Safe Mode boot to isolate software problems and isolate hardware issues. To boot into safe mode, press and hold the F8 key while your computer is booting. From here, you can perform a clean restart, delete recently installed applications, or restore the computer to a previous point.
7. Check the boot order: Another common cause of boot issues is incorrect boot order settings. To check if this is the problem, enter your computer’s BIOS menu, and look for the Boot tab. Here you can make sure that the computer is set to boot from the correct device.
8. Final resort: If these methods don’t help you boot your computer, consider reinstalling the operating system (OS). If there is any valuable data stored on the computer, make sure to back it up before reinstalling the OS. The exact steps for reinstalling your OS will depend on the version you are using.
If you have tried all of the above steps but your computer still won’t boot, it may be time to take your computer to a professional for repair. If the issue is related to hardware, it may require replacement of certain components. A qualified technician will be able to diagnose the issue and provide you with the best course of action.