The desktop computer does not power on after it crashes and cannot be restarted

1。Restart the computer, after the computer brand is out, press F8, Safe Mode, the last correct configuration, Enter, Enter!

2。Software conflicts, incompatibilities: redundant similar software installations! The computer is overclocked or there is too much software installed, and the system memory is insufficient!

360 Butler, Software Uninstall, Find Uninstall, Again: Powerful Cleaning!

Or: Start Menu, Programs, Find Excess Software Uninstalled!

3。The computer system is interfered with by stubborn viruses and Trojans or worms, or you have lost your system files!

360 system first aid kit, start first aid, after finishing, restart the computer!

After booting up, [File Recovery Area], click on: suspicious startup items and Trojans, delete files completely!

Again: [System Repair], select all, fix it now! [Network Repair] to start the repair. Restart your computer!

Antivirus, Full Scan, Quarantine, Trojan and Suspicious Viruses, Point: Completely Removed!

5。Do it when necessary: restore the system or reinstall the system with one click!

6。Hardware problems, hard disk or motherboard or fan problems, send it for repair!

Turn off the power and restart it. It may be that there is leakage in the chassis.

The desktop can't turn on after a sudden power failureSolution 1:

The reasons and solutions for the computer not turning on after a sudden power failure are as follows:1Don't be in a hurry just yet, check the power supply first:

Unplug the power plug of the motherboard, ignore other power supplies (such as hard disks), short the green wire and the black wire, the power supply fan should be rotated, and there is a voltage output at this time. If it does not rotate, it is a power failure.

2. If the power supply is normal, you should suspect that there is something wrong with the motherboard, and you can take the minimum system method to see if the motherboard is started? Then connect the parts one by one, and when the faulty parts are connected, there is a crash, that is, there is a problem with the parts.

The desktop can't be turned on after a sudden power failureSolution 2:

1. There are many cases that cannot be turned on, and generally speaking, there are probably several hardware reasons that cause the system to fail to turn on 1. The computer power supply fails, resulting in the inability to supply power to the host normally. This is usually manifested by the main engine power supply not lighting up.

2. This kind of failure is generally caused by poor contact between the memory module and the motherboard memory slot, and the memory damage or the motherboard memory slot problem will also cause this kind of failure. There will usually be a continuous long tone alarm.

What should I do if my desktop computer crashes and it won't turn on?

The computer suddenly crashed and this screen may appear in Ming Zheng.

There are many reasons why the computer crashes and does not turn on the machine, it may be that the computer is turned on for too long, causing the CPU and graphics card temperature to overheat, which makes the computer crash.

It may also be that the software and system installed in the computer are incompatible, resulting in the computer crashing.

It may be that the cache settings are not reasonable, and the content in the hard disk is called to the buffer area to speed up the access, which is likely to cause a crash.

Viruses and Trojans can corrupt computer resources and system files when they run, which may cause the computer to crash.

The blue screen of death can also occur when the computer is underpowered.

Initialization files that are corrupted due to accidental deletion of system files can lead to computer crashes.

If the liquid dies and the machine can't be turned on, you can first turn off the power of the computer, open the case, pull out the motherboard battery, and clean the memory and graphics card from dust. Check whether there is any damage to the components, whether there is obvious heat generation of the parts, and dissipate the heat.

When you click the power button, press the [F8] button immediately and do not move until the [Advanced Options] text appears, select [Latest Correct Configuration] and click Enter. Or enter [Safe Mode] to scan and kill the programs installed in the system and restart the computer. Or restore the system or reinstall the system in [Safe Mode].

Check whether the power plug of the monitor is plugged in, move the mouse or press the keyboard to see if the monitor is normal, the computer may have a black screen for energy saving mode, you can view and modify it in the BIOS settings.

If the above methods fail to restart the computer, it is recommended to seek professional help or send it for repair.