Jul 18, · If it does, just follow these steps to see how much RAM your PC has installed. Step 2: In the System Information window, select Performance tab. Step 3: Select “System Physical Memory” under Hardware section. Step 4: Scroll down to “Available physical memory:” and note the amount listed. Dec 05, · Welcome to BleepingComputer, a free community where people like yourself come together to discuss and learn how to use their computers. Using the site is easy and fun. Using the site is easy and fun. Restart your computer and keep tapping F8, or if it doesn’t work you should use F11 to open windows menu. From the menu, select ‘Troubleshoot’, then Advanced option, and .
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- How to Find Stop Codes and Fix Windows 10 Errors
Last Updated: December 20, Tested. This article was written by Jack Lloyd. He has over two years of experience writing and editing technology-related articles. He is technology enthusiast and an English teacher. The wikiHow Windows 10 0xc00021a fix free Team also followed the article's instructions and verified that they work. This article has been viewed 1, times. The BSoD is typically a result of improperly installed software, hardware, or settings, meaning that it is usually fixable.
In some cases, though, the BSoD appears due to a corrupt operating system or hardware inside of the computer, meaning that you'll either need to reinstall your operating system or take your computer into a tech department to have it fixed.
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Related Articles. Method 1. Consider your recent actions on the computer. Did you install a piece of software, plug in a new piece of hardware, download custom drivers, or change the settings?
If so, the recent change you made is windows 10 0xc00021a fix free the reason for the Blue Screen of Death, so repairing it will depend windows 10 0xc00021a fix free that change. See if your computer is unusually hot. If you've been running your computer on high-performance settings for several hours—especially if the computer doesn't have adequate circulation or if you live in a particularly warm environment—the Blue Screen of Death can appear.
If so, turn off your computer the first chance that you get and leave it off for a few hours. Run the Blue Screen troubleshooter. Remove any unnecessary hardware. Furthermore, flaws in hardware items such as these can trigger a Blue Screen of Death and continue to trigger it until they are removed.
You can typically keep your mouse and keyboard plugged into your computer, especially if they came with the computer itself when it was brand-new. Wait for your computer to restart. Once the Blue Screen of Death appears, Windows will diagnose the problem, attempt to fix whatever the issue is, and then restart.
If your computer restarts like usual and doesn't run into a Blue Screen error again, you can make some changes right from your desktop. If the BSOD appears again while your computer is attempting to restart, check its error code. If the error code is 0xEF, you should immediately skip ahead to the next part.
If not, try rebooting in Safe Mode. Run a virus scan. While rare, sometimes viruses can trick your computer into thinking that it's malfunctioning, which can in turn cause the BSOD crash. If the virus scan comes up with any malicious software, remove it immediately. If the virus scan sends software settings suggestions e.
A flawed setting may cause the BSoD to appear. Method 2. Understand what this error means. The "Critical Process Died" error refers to an instance in which an important hardware component e. This error can be trivial, but if you see it happen multiple times in a row or you're unable to start your computer without running into the BSoD, it indicates a more serious issue. Make sure you've encountered the correct error.
If you see a different code, skip to the next part. Determine whether this is the first time you're encountering this error. If you received this error once and then were able to use your computer normally, it may be that your computer had a minor problem when loading drivers.
If you've received this error two or more times in a relatively short amount of time, however, you should proceed with attempting to fix the error. If you're unable to windows 10 0xc00021a fix free your computer without receiving this error, you need to take your computer into a reputable repair service or shop—it may be that your hard drive or processor is failing, in which case there's nothing you can do from your end.
Open Command Prompt in administrator mode. Click Yes when prompted. Doing so will open the Command Prompt window. Enter the System File Checker command. Windows will begin scanning for issues.
Wait for the scan to complete. Windows will attempt to fix any issues it encounters. Windows 10 0xc00021a fix free the windows 10 0xc00021a fix free is complete, you can proceed.
Restart your computer. If you still receive the "Critical Process Died" error on occasion but can still access your computer, try doing the following: Re-open Command Prompt in administrator mode.
Wait for any processes to finish running, then restart your computer. Take your computer into a reputable repair shop. If the steps in this section haven't fixed the error or you're unable to access your computer without the BSOD appearing, you'll need windows 10 0xc00021a fix free take your computer into a professional repair service. Since the "Critical Process Died" error often refers to hardware, your hard drive, processor, or RAM may be corrupted and in need of recovery.
Method 3. This means that there was a problem reading or writing files in the computer registry, and some applications may stop working properly. Wait for automatic repair to fix your computer. If the registry error occurred while updating, your computer may fail windows 10 0xc00021a fix free boot normally. Let automatic repair fix the broken registry keys and try again. Reinstall windows 10 0xc00021a fix free programs that fail to start.
This error is severe enough to make your computer unresponsive when programs with missing registry keys are run. To do so, go to the app list in Settings, and click on "Repair" after windows 10 0xc00021a fix free on "Modify".
Repair Windows. In severe cases, Windows will not start. Use installation media to repair Windows. Plug in the Windows installation media, select your language, then click on "Repair your computer". For more information windows 10 0xc00021a fix free creating installation media, see Reinstall Windows. Reinstall Windows. This should be done if all else fails. Use a Windows installer or a network connection to restore factory settings. This will remove all of your data, including files, product keys, apps, and browsing history.
Method 4. Wait for the "Choose an option" screen to appear. If your computer restarts, is unable to fix the problem, and then restarts twice more, you'll arrive at this screen. Click Troubleshoot. It's a symbol of a screwdriver and a wrench on this page. Click Advanced options. You'll find this on the "Troubleshoot" page.
Click Startup Settings. It's a gear-shaped symbol on the right side of the page. Click Restart. You'll find it in the lower-right side of the page.
Press windows 10 0xc00021a fix free 4 key to select Safe Mode. Do so on the blue "Startup Settings" page. This will cause your computer to reboot into Safe Mode, which will load only the programs and hardware needed to make Windows run.
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Windows 10 0xc00021a fix free. How to Fix a Blue Screen of Death (BSOD)
Windows 10 and 8. Microsoft has tried long and hard trying to fix all the reasons After a while when Microsoft started pushing updates. One of those errors is associated with the windows 10 blue screen error 0xca. Like other Blue Screen Of Death errors , you will see a blue screen saying a problem has been detected and your computer will restart.
Sometimes while working or at windows startup windows suddenly crash with showing blue screen error. This error can crash all active programs and force your PC to restart to avoid permanent damage.
The system displays 0xcA Error with a blue screen only when the files Winlogon. These both files are one of the important system files, Winlogon. It states that Your PC ran into a problem and needs to restart.
This error appears inside a blue screen of death. So,It may have some serious issues damaging the internal structure of Windows OS. This error also persists even after restarting the PC. In response, the operating system switches to kernel mode. Therefore, this is one of the few cases where the failure of a user-mode service can shut down the system. Aside from The 0xCA error can occur if Winlogon. This happens if:. So Fallow Them One By one. If your system unable to boot due to this windows 10 blue screen error 0xca r then First Windows Advanced Options.
And startup repair may help to fix this issue. To perform startup repair on windows 10 and 8. On the Advanced options screen as shown below select the startup repair. When you select startup repair this will restart the window and during startup, this will start diagnosing your system. During this diagnostic phase, Startup Repair will scan your system and analyze the various settings, configuration options, and system files as it looks for corrupt files or botched configuration settings.
More specifically, Startup Repair will look for the following problems:. If Startup Repair detects any of these types of problems, it will automatically attempt to fix them. If Startup Repair can fix the problem, it will do so without any intervention.
It will then restart the system and boot normally. D is my windows installed volume. Now after that restart the system and when started next time windows 10 blue screen error 0xca can be solved.
This is the best working solution for most windows users if you still getting error follow the next step. This tool will detail and potentially fix any unexpected corruption, returning the system to a good working state. To run the system file check tool first open the command prompt To do this, click Start, type Command Prompt or cmd in the Search box, right-click Command Prompt, and then click Run as administrator.
If you are prompted for an administrator password or for a confirmation, type the password, or click Allow. This command can take a little time to complete.
Microsoft regularly releases patches and service packs for their operating systems that may contain fixes for the cause of your BSOD. Update hardware drivers in Windows.
Event Viewer can be opened through Administrative Tools. Return hardware settings to default in Device Manager. Unless you have a specific reason to do so, the system resources that an individual piece of hardware is configured to use in Device Manager should be set to default.
Non-default hardware settings have been known to cause a Blue Screen of Death. Return BIOS settings to their default levels.
If you've made several customizations to your BIOS settings and don't wish to load the default ones, then at least try returning clock speed, voltage settings, and BIOS memory options to their default settings and see if that fixes the STOP error.
Make sure all internal cables, cards, and other components are installed and seated properly. Hardware that's not firmly in place can cause a Blue Screen of Death, so try reseating the following and then test for the STOP message again:. Perform diagnostic tests on all hardware you're able to test—there are free memory test programs and free hard drive testing tools.
It's highly likely that the root cause of any given Blue Screen of Death is a failing piece of hardware. If a test fails, replace the RAM in your computer or replace the hard drive as soon as possible. Update your BIOS. Start your PC with essential hardware only. A useful troubleshooting step in many situations, including BSOD issues, is to start your computer with the minimum hardware necessary to run the operating system. If your computer starts successfully it proves that one of the removed hardware devices was the cause of the STOP message.
Typically, the only necessary hardware for starting your PC through to the operating system includes the motherboard, CPU, RAM, primary hard drive, keyboard, video card, and monitor. If you haven't corrected the cause of the BSOD yet, continue below with either the software or hardware steps, depending on the direction your troubleshooting went above.
If your troubleshooting has led you to believe that a particular software program is probably causing the BSOD, walk through this troubleshooting to get it taken care of:. Check for and install any available program updates. Most software programs let you check for updates via some menu option, so dig around until you find it. If you can't, or you think it's not working, you can try one of these free dedicated software updater programs instead.
Reinstall the software. If updating doesn't work or isn't an option, simply uninstall the program and then install a clean version of it all over again.
Check with the developer for support information. It's possible that this particular BSOD is an issue the software maker has seen before and has already documented a specific solution for. Try a competing program. If there's simply no way to make this program work and uninstalling it proved that this program is the cause of the BSOD then using a different but similar program might be your only course of action.
If you believe at this point that a piece of hardware is causing the Blue Screen of Death, here are your options:. Make sure the hardware is on the Windows Hardware Compatibility List. While it's probably unlikely, it's possible that the hardware simply isn't compatible with your version of Windows. Update the hardware's firmware. Just like you might update software to fix a problem it's having with Windows, updating the hardware's software, called firmware , if there's any available, is a smart idea.
Check with the manufacturer for support information. Their knowledge base could have information on this issue that could be of help. Replace the hardware. At this point it's pretty likely that the hardware itself simply no longer is working properly and should be replaced. Assuming this piece of hardware really was the only reason for the BSOD, it should go away after you do this.
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