If you’re facing random shutdowns or restarts then don’t worry as sometimes Windows restarts or shutdown PC to install important updates, Antivirus do this to protect your system from virus or malware infection, etc. But if the random shutdowns or restarts are frequent then this might be a problem. Imagine your computer shuts down randomly every hour, well that is a very annoying issue which users are facing.
Most of the computers are design to shut down automatically if the temperature of the system reaches anywhere from 70 to 100 degrees Celsius. In other words, if your PC is overheating then that might be the root cause of the random shutdowns. But this issue is not just limited to one cause, there can be a variety of reasons as to why the computer shuts down randomly.
Why does my computer turn off without warning?
Some of the other causes due to which you’re facing this issue is faulty power supply (PSU), hardware failure, problem with UPS, virus or malware infection, system files might be corrupted, etc. Anyway, without wasting any time let’s see How to Fix Computer Shuts Down Randomly with the help of the below-listed troubleshooting guide.
How to Fix Computer Shuts Down Randomly
确保创建一个还原点,以防出现问题。
Method 1: Check for Overheating issues
If your CPU runs too hot for a very long time, it may cause you a lot of trouble, including sudden shutdown, system crash or even a CPU failure. While the ideal temperature for CPU is room temperature, a little higher temperature is still acceptable for a short time period. So you need to check if your computer is overheating or not, you can do that by following this guide.
If the computer overheats then the Computer definitely shuts down due to overheating issues. In this case either you need to service your PC as heats vents might be blocked due to excessive dust or your PC fans are not working correctly. In any case, you will need to take the PC to the service repair center for further inspection.
方法九:检查电源
A faulty or failing Power Supply is generally the cause for the Computer randomly shutting down. Because the power consumption of the hard disk is not met, it won’t get enough power to run, and subsequently, you may need to restart the PC several times before it can take the adequate power from PSU. In this case, you may need to replace the power supply with a new one or you could borrow a spare power supply to test if this is the case here.
If you have recently installed new hardware such as a video card then chances are the PSU is not able to deliver the necessary power needed by the graphic card. Just temporarily remove the hardware and see if this fixes the issue. If the issue is resolved then in order to use the graphic card you may need to purchase a higher voltage Power Supply Unit.
Method 3: Remove recently installed Hardware and Software
If you have recently installed new hardware then you might be facing random shutdowns because of this new hardware and to fix the issue just remove any recently added hardware from your PC. Similarly, also make sure to uninstall any software or program which you might have added recently.
Uninstall Recently Installed Updates
To uninstall the recently installed programs, first, you need to enter the Safe Mode and then follow the below steps:
1. Open Control Panel by searching for it using the search bar.
2. Now from the Control Panel window click on 程式。
3。 下 “程序和功能”, 点击 查看已安装的更新。
4. Here you will see the list of currently installed Windows updates.
5. Uninstall the recently installed Windows updates which might be causing the issue and after uninstalling such updates your problem may be solved.
方法4:禁用快速启动
快速启动 是一个提供更快速度的功能 靴 启动电脑或关闭电脑时的时间。这是一个方便的功能,适合那些希望 PC 快速运行的人。在全新电脑中,此功能默认启用,但您可以随时禁用它。
Most of the users had some issues with their PC then the Fast Startup feature is enabled on their PC. In fact, many users have resolved the Computer shuts down randomly issue by simply disabling Fast Startup on their system.
方法 5:运行 CCleaner 和 Malwarebytes
2. 运行恶意软件字节 并让它扫描您的系统是否有有害文件。
3. If malware is found it will automatically remove them.
4. Now run CCleaner的 在“Windows”选项卡下的“清理”部分中,我们建议检查以下要清理的选项:
5. Once you’ve made certain the proper points are checked, simply click 运行清洁工, 让 CCleaner 顺其自然。
6. To clean your system further select the Registry tab and ensure the following are checked:
7. Select Scan for Issue and allow CCleaner to scan, then click 修复选定的问题。
8. 当CCleaner询问“您想要备份对注册表的更改吗?”选择是。
9. 备份完成后,选择“修复所有选定的问题”。
10. Restart your PC to save changes and this would Fix Computer shuts down randomly issue,如果没有,则继续下一个方法。
Method 6: Update Unknown Device Drivers in Device Manager
The most common problem a Windows user faces is unable to find the right drivers for unknown devices in Device Manager. We all have been there and we know how frustrating it can get dealing with unknown devices, so go to this post to find drivers for unknown devices in Device Manager.
方法三:重新安装显卡驱动
1. 按 Windows 键 + R,然后输入 输入devmgmt.msc 并按 Enter 键打开设备管理器。
2. Expand Display adapters and then right-click on your NVIDIA graphic card and select 卸载。
3. If asked for confirmation select Yes.
4. 按 Windows 键 + X,然后选择 控制面板。
5. From Control Panel click on 卸载程序。
6。 下一个, 卸载与 Nvidia 相关的所有内容。
7. Reboot your system to save changes and 再次下载安装程序 来自 制造商网站.
8. Once you are sure that you have removed everything, 尝试再次安装驱动程序. The setup should work without any problems and you will be able to Fix the Computer shuts down randomly issue.
Method 8: Disable Windows Automatic Restart Feature
Blue Screen of Death (BSOD) error occurs when the system fails to start causing your Computer to restart or shuts down randomly. In short, after a system failure occurs, Windows 10 automatically restart your PC to recover from the crash. Most of the time a simple restart is able to recover your system but in some cases, your PC might get into a restart loop. That’s why you need to disable automatic restart on system failure in Windows 10 in order to recover from the restart loop.
Method 9: Change Power Options
1。 类型 控制 在 Windows 搜索中,然后单击 控制面板 从搜索结果中。
2. Under Control Panel navigate to Hardware and Sound > Power Options.
3. Now under Power options click on 更改计划设置 next to your currently active power plan.
4。 接下来,单击 更改高级电源设置。
5. Scroll down and expand 处理器电源管理。
6.现在点击 最低处理器状态 and set it to a low state such as 5% or 0%.
请注意: Change the above setting both for plugged in and battery.
7. 单击“应用”,然后单击“确定”。
8. 重新启动您的电脑以保存更改并查看是否能够 fix Computer shuts down randomly issue.
Method 10: Run Memtest86 and Driver Verifier
Test RAM for Bad Memory
Are you experiencing a problem with your PC, especially the Computer shuts down randomly issue? There is a chance that RAM is causing a problem for your PC. Random Access Memory (RAM) is one of the most essential components of your PC therefore whenever you experience some problems in your PC, you should test your Computer’s RAM for bad memory in Windows. If bad memory sectors are found in your RAM then in order to resolve Computer shuts down randomly issue, you will need to replace your RAM.
Run Driver Verifier
This method is only useful if you can log into your Windows normally not in the safe mode. Next, make sure to create a System Restore point. Run Driver Verifier in order Fix Computer shuts down randomly on Windows 10 issue. This would eliminate any conflicting driver issues due to which this error can occur.
Method 11: Reset BIOS to default settings
1. 关闭笔记本电脑,然后同时打开 按 F2、DEL 或 F12 (取决于您的制造商)进入 BIOS 设置。
2. 现在您需要找到重置选项 load the default configuration and it may be named as Reset to default, Load factory defaults, Clear BIOS settings, Load setup defaults, or something similar.
3. 使用方向键选择,按 Enter 并确认操作。你的 BIOS 现在将使用它的 默认设置。
4. Once you’re logged into Windows see if you’re able to fix Computer shuts down randomly issue.
Method 12: ATX Resetting
请注意: This process generally applies to laptops, so if you have a computer then leave this method.
1. Power off your laptop then remove the power cord, leave it for a few minutes.
2。 现在 取出电池 from behind and press & hold the power button for 15-20 seconds.
请注意: Do not connect the power cord just yet, we will tell you when to do that.
3. Now plug in your power cord (battery should not be inserted) and trying booting up your laptop.
4. If it’s boot properly then again turn off your laptop. Put in the battery and again start your laptop.
If the problem is still there again turn off your laptop, remove the power cord & battery. Press & hold the power button for 15-20 seconds and then insert the battery. Power on the laptop and this should fix the issue.
方法13:更新BIOS
BIOS stands for Basic Input and Output System and it is a piece of software present inside a small memory chip on the PC’s motherboard which initializes all the other devices on your PC, like the CPU, GPU, etc. It acts as an interface between the computer’s hardware and its operating system such as Windows 10.
It is recommended to update BIOS as a part of your scheduled update cycle as the update contains feature enhancements or changes that will help to keep your current system software compatible with other system modules as well as provide security updates and increased stability. BIOS updates cannot take place automatically. And if your system has outdated BIOS then it can lead to Computer shuts down randomly issue. So it is advised to update BIOS in order to fix the computer shutting down the issue.
请注意: Performing BIOS updates is a critical task and if something goes wrong it can seriously damage your system, therefore, expert supervision is recommended.
Method 14: Clean Memory Slot
请注意: Don’t open your PC as it may void your warranty, if you don’t know what to do please take your laptop to the service center.
Try to switch RAM in another memory slot then try using only one memory and see if you can use the PC normally. Also, clean memory slot vents just to be sure and again check if this fixes the issue. Afte this makes sure to clean the power supply unit as generally dust settles on it which can cause random freezes or crashes of Windows 10.
Method 15: Refresh or Reset Windows 10
请注意: If you can’t access your PC then restart your PC a few times until you start 自动修复。 Then navigate to Troubleshoot > Reset this PC > Remove everything.
1. 按 Windows 键 + I 打开“设置”,然后单击 the Update & Security icon.
2. 从左侧菜单中选择 恢复。
3。 下 重置这台电脑 单击“立即购买“按钮。
4. 选择选项 保存我的文件.
5. For the next step you might be asked to insert Windows 10 installation media, so ensure you have it ready.
6. Now, select your version of Windows and click on only the drive where Windows is installed > Just remove my files.
7。 点击 复位按钮。
8. Follow the instructions on the screen to complete the reset.
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That’s it, we hope this guide was helpful and you were able to fix Computer Shuts Down Randomly issue but if you still have any queries regarding this post then feel free to ask them in the comment section.