BSOD errors are quite frustrating and you may encounter them on Windows 10 as well as on Windows 11. They result in crashing your system, after which your PC will restart.
BSOD errors can be of different types, and they are generally faced due to incompatible drivers, incompatible hardware, corrupted system files, outdated Windows, or faulty hardware.ย
One common BSOD error you may encounter on your Windows PC is fltMgr.sys Blue Screen error. fltMgr stands for Microsoft Filesystem Filter Manager.
This service ensures that your files remain intact where they are supposed to be. When something goes wrong with the fltMgr, you will likely face fltMgs.sys blue screen error on Windows.
Fix fltMgr.sys Blue Screen Error on Windows 11/10
If you are getting fltMgr.sys Blue Screen error on Windows may indicate issues with the fltMgr service. Given below are some troubleshooting steps to help fix this blue screen error on your PC-
1. Boot into Safe Mode
If you are facing fltMgr.sys blue screen error on Windows, then you should try booting into safe mode. Through this, you can easily identify whether the issue is caused due to some app or not.
- Pressย Windows + Rย key combo, typeย msconfig, and click onย OK.
- Click on theย Bootย tab, and then under theย Boot Options, selectย Safe Boot.
- Select the option forย Minimalย under the Safe Boot.ย
- Now, click onย Applyย and then onย OK.ย
2. Update Windows
If you are using an outdated version of Windows, then the blue screen error may arise on your Windows. If the updates are available, download them on your system. To do so, follow the steps mentioned below-
- Go to theย Start menu, search for theย Settingsย app and open it.
- Next, select theย Windows Updateย option from the left sidebar and then click onย Check for Updatesย button.
- Install all the updates available and then simply restart your PC.
3. Clear Junk Filesย
You may get fltMgr.sys blue screen error on Windows due to junk files. You can use Disk Cleanup to clean junk files and fix this issue. To do so, follow the steps given below-
- Go to theย Start menu, search forย Disk Cleanupย and open it.
- Now, click on the drop-down menu under Drives select, select the Windows installation drive, and click OK.
- Under the Files to delete section, select all the files you want to delete.
- Then, click on theย Clean up System files option.
4. Update your Drivers
You will likely face this issue if you have incompatible or outdated drivers. In this case, you need to update your drivers to fix your problem. To update drivers, follow the steps given below-
- Press Windows + I key combo to open Settings.
- Under the Windows Update section, click onย Advanced Options.
- Now, click on Optional Updates and then onย Driver Updates.
- Now, select all the driver updates available.
- Click onย Download & Instal to install the updates.
5. Run SFC and DISM Scanย
You may also face this issue due to corrupted system files. You can run SFC and DISM scans to scan and fix corrupted files. Given below are the steps to do so-
- Go to theย Start menu, and search forย CMD.ย Right-click onย Command Promptย and then click onย Run as administrator.ย
- Here, enter the command given below and execute it-
-
sfc /scannow
-
- This will scan your PC for corrupted files and fix them. Wait for the process to complete before you move to the next step.ย
- Now, type and execute the following commands one by one-
-
DISM /Online /Cleanup-Image /CheckHealth
-
DISM /Online /Cleanup-Image /ScanHealth
-
DISM /Online /Cleanup-Image /RestoreHealth
-
- Once done, close the Command Prompt and restart your PC.ย
6. Run CHKDSK Scan
CHKDSK scans your disk and fixes file system errors. If you are facing fltMgr.sys blue screen error, then running the CHKDSK scan can help fix the issue. To do so, follow the steps given below-
- Firstly, runย Command Promptย as administrator.ย
- Here, type and execute the following command-
-
chkdsk C: /f /r /x
-
- Wait for the process to complete and then restart your PC.ย
7. Scan for Virus
We recommend you run a virus and malware scan. Many times, blue screen errors are due to viruses on your PC. You will have to scan your PC for the virus to fix issues caused due to them. You can use Windows Security to scan your PC for viruses by following the steps given below-
- Openย Windows Securityย from theย Start Menu.
- Click onย Virus and threat protection option.
- Now, click onย Scan Optionsย and then selectย Full Scan.
- After doing so, click onย Scan Nowย to scan your PC for the virus.ย
Conclusionย
These were some troubleshooting methods to help fix fltMgr.sys Blue screen error on Windows. However, if you still face the issue after following the above steps, we recommend performing a factory reset. You can either factory reset your PC or clean-install Windows to fix this issue.ย