Home >Common Problem >How to fix 0xc0000135 error on Windows 11 (solve KB5013943 update issues)
According to Microsoft official documentation, the 0xc0000135 error code is related to .Net Framework issues. It seems that many applications that require .Net Framework 3.5 to work are not working with the latest Windows 11 update.
This is what causes the 0xc0000135 error code and you can resolve this issue by enabling .Net Framework 3.5 on your PC.
Most modern applications rely on .Net Framework .dll files to run as expected in the background. However, applications are .Net Framework version specific, meaning that applications requiring v3.5 will not work with v4.0, and vice versa.
So, you can fix this error code by enabling or installing .Net Framework 3.5 on your Windows 11 PC.
Besides this, the issue may also be caused by leftover cache files from previous updates or outdated drivers that are currently incompatible with the latest Windows 11 updates. Use the following tutorial to help you fix this error on your PC.
As mentioned above, you can fix this error code mainly by enabling/installing .Net Framework 3.5 on your PC. However, if this fix doesn’t work for you, then you can try one of the other fixes mentioned in this tutorial. let's start.
While ideally, .Net Framework 3.5 will be installed on your PC, there are some subsequent features that need to be manually enabled based on user preference. Enabling these sub-features should help you resolve the 0xc0000135 error code on your PC. Follow any of the methods below to get started.
Press Windows R
to start Run.
Enter the following command and press Enter
.
optionalfeatures
Now scroll the list to find .Net Framework 3.5 in the list and click and expand the same. Check the box for .Net Framework 3.5 if it's not already checked.
#Check the boxes for the list below.
Now click and expand .Net Framework 4.8 Advanced Services. If it is not checked, check the same box.
Check the checkboxes in the list below.
OK.
The selected features will now be installed on your system and you may be asked to perform a reboot. We recommend that you perform an early restart and try using the application that caused the 0xc0000135 error again. If everything is working as expected, the 0xc0000135 error should now be resolved on your system. Method 2: Using CMDWe can also use CMD to enable and install the same feature. Please follow the tutorial below to help you through the process. PressWindows R to start the
Run dialog box.
Ctrl Shift Enter.
cmd
dism /online /enable-feature /featurename:netfx3 /all
dism /online /enable-feature /featurename:WCF-HTTP-Activation
Windows i to start the setup. Click
Windows Update.
Update History.
Scroll to the bottom and clickUninstall updates.
Click Uninstallnext to KB5013943 .
Click
Uninstallagain to confirm your choice.
#The selected updates will now be uninstalled from your system. Once this process is complete, your system should automatically restart. If not, we recommend you restart it manually. After restarting, your PC should work as expected and you should no longer encounter the 0xc0000135 error.
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