Get a blue screen with the error 'Ntoskrnl.exe is missing or corrupt' on Windows startup or during your enjoyment? Here we will introduce what ntoskrnl.exe file is and how to fix Ntoskrnl.exe corrupt error on Windows 10/8.1/8/7/Vista/XP.
- How To Fix Ntoskrnl
- Windows System32 Ntoskrnl.exe Missing Or Corrupt Windows 10
- What Is Ntoskrnl Windows 10
Raju, This is not helpful. It's for Windows 8. It is MICROSOFT system files causing BSOD crashes with Windows 10: both ntoskrnl.exe and ntdll.sys. I've had the same problem on my machine and never had any BSODs until the Windows 10 upgrade. How To Fix: Missing or Corrupt ntoskrnl.exe File Cause: 1.Keyboard issue Solution: Swop out with new keyboard 2.Miscellaneous corruption Solution: Safemode last known good configuration.
What is Ntoskrnl.exe File?
Ntoskrnl.exe (also known as kernel image) provides the kernel and executive layers of Windows NT kernel space and is responsible for various system services such as hardware virtualization, process and memory management, thus making it a fundamental part of the system. It contains the cache manager, the executive, the kernel, the security reference monitor, the memory manager and the scheduler.
Symptoms
Once system32 Ntoskrnl.exe is missing or corrupt, your Windows will get a blue screen, with messages:
Windows could not start because the following file is missing or corrupt:
<Windows>system32>ntoskrnl.exe
Please re-install a copy of the above file.
Causes
This error can be caused by various of factors, like:
- 1. Corrupt boot volume, which may happen due to unsafe shutdown, sudden power loss, unsafe removal of a local or external disk or physical disk damage or corruption.
- 2. Failed Windows update or virus infection results in Ntoskrnl.exe corruption or deletion.
- 3. Invalid boot.ini configuration.
- 4. Windows has no the necessary drivers to access Windows system files on your main partition.
Solution - fix BSOD Ntoskrnl.exe
You can find quite a few number of methods on how to fix missing or corrupt ntoskrnl.exe file Windows if you have searched on the Internet. However, for a green hand to computer like me, it is really difficult to do as those ways. Luckily, I found a Windows system repair utility named Windows Boot Genius. It fixed my ntoskrnl.exe blue screen of death issue within minutes. Now I can enjoy my PC without any problems. If you are also confused by 'how do I fix a ntoskrnl.exe blue screen of death' matter, you can check the following tutorial.
Secure Download
- Step 1. Install this software on a computer that works normally.
- Step 2. Insert a CD/DVD/USB into this computer and run the software. Click 'Burn' to create a Windows startup disk to boot your BSOD PC.
- Step 3. Move the burned disk to connect your BSOD PC and set the BIOS to boot PC from the right disk.
- Step 4. Go to Solution Center under Windows Rescue menu and select one mode according to the symptoms of your PC. Then follow the solutions the software provides.
When BSOD issue is solved, you can boot your computer as normal.
Secure Download
Lots of Windows 10 users report on Reddit and Microsoft forums that some processes (e.g.: ntoskrnl.exe) in Windows 10 are slowing down the OS by consuming tons of RAM and CPU power. Here are some ways to fix high RAM and CPU usage in Windows 10.
In 2015, Microsoft released its long-awaited Windows 10 operating system and people upgraded their Windows 7 and 8.1 PCs for free. To help the Windows users, I’ve been writing regular Windows 10 guides on fossBytes. I’ve told you about Windows 10 Phone Companion app to sync your Android phone or iPhone or iPhone with Windows 10.
Today, I’m here to tell about a bug in Windows 10 that is worrying the Windows 10 users. According to them, processes like ntoskrnl.exe Windows 10 are slowing down the OS by consuming tons of RAM and CPU power.
The main process that is being observed as troublesome is the System (ntoskrnl.exe) process. Reportedly, this process uses an increasing amount of RAM after PC starts. It remains calm for few hours, but then it eats up all the free RAM and a large portion of CPU juice.
Here, we are sharing some simple fixes to fix memory leak in Windows 10 due to high RAM and CPU usage issue:
How To Fix High RAM and CPU Usage of Windows 10 System (ntoskrnl.exe) Process?
Instead of changing any advanced system settings on your PC, make sure that your PC isn’t affected by some malware. Most of the users have upgraded their PCs from older Windows 7 and 8.1. Thus, any malware in the previous OS gets migrated to Windows 10.
You can install the anti-malware tools like MalwareBytes to deep scan your Windows 10 PC and take the first step in fixing Windows 10 high memory leakage. After the scan, reboot your PC. Now, move to the next solution to fix high RAM and CPU usage if this problem persists.
How to Fix High RAM and CPU Usage of Windows 10:
1. Registry Hack:
How To Fix Ntoskrnl
- Hit Win Key + R
- Type in “Regedit” and then hit Enter.
- Go to ‘HKEY_LOCAL_MACHINESYSTEMCurrentControlSetControlSession ManagerMemory Management’
- Find ‘ClearPageFileAtShutDown’ and change its value to 1
- Restart the computer.
2. Fix the driver issue:
- Open ‘Device manager’ and ‘Scan for hardware changes.’
3. Adjust your Windows 10 for the best performance
- Right click on “Computer” icon and select “Properties.”
- Select “Advanced System settings.”
- Go to the “System properties.”
- Select “Settings”
- Choose “Adjust for best performance” and “Apply.”
- Click “OK” and Restart your computer.
4. Disable startup programs
- Hit Win Key + R
- Type ‘msconfig’ and press enter
- The Task manager window will open. Click on the “Startup” tab, and you will see a list of programs that run at startup.
- Right-click on the applications that you don’t want to run at startup and select “Disable”.
5. Defragment Hard DrivesHit Win Key + R
- Hit Win Key + R
- Type “dfrgui” and press enter
- In the new window click on the hard drives you want to defragment (Prefer the drive in which Windows is installed)
- Click “Optimize” and follow the instructions on the screen to finish the defragment process.
- Restart your computer.
6. Close and uninstall as many unwanted preinstalled applications as many you can. Here are the steps on How To Remove Pre-installed And Suggested Apps In Windows 10
The above steps should be sufficient to solve the high CPU uses problem in Windows 10 along with High RAM uses in Windows 10. Below are the steps on containing memory leak and High CPU/ RAM problem due to ntoskrnl.exe process.
Windows System32 Ntoskrnl.exe Missing Or Corrupt Windows 10
How To Fix System ntoskrnl.exe Process High CPU/RAM uses in Windows 10?
- Clean your PC using a trusted antivirus
- Update the faulty and outdated drivers
- Disable Runtime Broker to fix high CPU and memory usage
- Go to Start menu > Settings app and then open System > Notifications & Actions. Deselect the option “Show me tips about Windows” and reboot the computer.
On Reddit and Microsoft forums, people have claimed that the root cause of this Windows 10 memory leak is some faulty driver. If you have RAID disk drive setup, update those drivers. Also, try updating the remaining hardware drivers as it’s a problem caused due to unmatching OS and drivers. It is a known fact that Microsoft has taken control of the update process. Still, we recommend you to update the network, graphics and sound drivers manually. This step has worked for the most of the people and fixed their high RAM and CPU usage.
Some discussion threads suggest that Runtime Broker is one such system process that eats a large chunk of CPU power due to the poor memory optimization. This ntoskrnl.exe Windows 10 doesn’t deliver any functionality as such, so you can disable it to solve the Windows 10 high memory leakage problem.
To disable the Runtime Broker, open the Settings app and go to System. Inside System window, locate Notifications & Actions and unselect “Show me tips about Windows.” Now restart the PC to bring it back to the normal and fix high RAM and CPU usage.
What Is Ntoskrnl Windows 10
If you are having any alternate solution to fix this high RAM and CPU usage due to ntoskrnl.exe Windows 10, do let us know in the comments below.
Is ntoskrnl.exe process a virus?
Just because you saw numbers crunching in the Task Manager, it doesn’t mean the System process in some of sort of malware. It’s an internal process present in Windows 10. Still, if you’re skeptical, you see make sure its located in the System32 folder on the Windows installation drive.
Other Windows processes that could cause high CPU or RAM usage
The Windows 10 OS is crowded with many processes that could run into problems anytime. If Ntoskrnel process is not the culprit in your case, then you should read about other Windows processes. High CPU usage or memory leak in Windows 10 could be caused by different other Windows processes including DWM.exe, System Interrupts, Service Host, Runtime Broker, etc.
Also read: How to Enable Full Disk Encryption in Windows 10 in Simple Steps