Error code 0xc0000428 can be a real nuisance, but from now on you won’t have to worry about it. You do not need to be an expert or take your PC to the workshop, with this little guide you can solve it yourself . Do you want to know why does this happen? But above all, how can you solve it? Then pay attention.
- What does this error mean?
- What are your causes?
- How to fix error code 0xc0000428?
What does this error mean?
This code is displayed when you turn on the computer, commonly a message appears on the screen that reports “error code 0xc0000428”. Usually this happens because of an incomplete or delayed BOOTMGR update , right after updating the system or installing a new one.
These errors or discrepancies at the time of the updates can have to do with things as simple as a bad configuration of your date and time . So it does not hurt that to avoid this and other errors, check if everything is fine with your time and date.
What are your causes?
Previously it was mentioned why this error appeared, but if you want to know more about the possible causes you can read them in detail.
First cause: BOOTMGR update or installation failure
It may appear to you when you upgrade your system from an old version to a new one. An error is generated at boot time and the error code 0xc0000428 appears because the BOOTMGR file was not completely updated.
If you are one of those who install two operating systems, it may happen that the new system does not run and this error code will appear . Furthermore, after a dual boot mode configuration, the older version of BOOTMGR should always be used when starting up or in case the new system fails to register.
Second cause: An unsigned driver was installed
If you have recently modified the software or hardware, the code will appear on the screen because Windows cannot recognize an unsigned driver.
Whether they are Windows 10 drivers or another, they all require to be certified by Microsoft and have an active digital signature to be enabled.
How to fix error code 0xc0000428?
There are several methods to solve this problem, choose the one that makes you more comfortable and easy to execute, get rid of that annoying error.
Manually update BOOTMGR
To get started, download and install the Windows ISO file on a USB controller that contains no other files. Then connect the USB to the computer, enter the BIOS setup and change the order so that it boots with the USB.
Once installed correctly, select “Repair computer” and enter Windows RE. There you will click one by one to “Troubleshoot” then “Advanced options” and finally to “Command Prompt”.
To finish select bcdboot d: \ windows / sc: and finish confirming by hitting the “Enter” key. Start your PC again and check that the error has disappeared. If your Windows does not start you can enter “Command Prompt ” in this way.
Disable the obligation to use signed controls
As in the previous method, download and install the corresponding Windows ISO file on a USB controller that contains no other files. Continue, connecting the USB to the computer, enter the BIOS setup and change the order so that it boots with the USB
Once installed correctly, select “Repair computer” and enter Windows RE. So far, repeat the procedure of the previous method; where you will click one by one to “Troubleshoot” then “Advanced options”, finally to “Settings” and “Restart.”
Previously restarted your PC you will find several options, the one you are looking for is the one that says “Disable the mandatory use of signed drivers” touch the F7 key to finish.
Recover the boot by entering Windows RE
Repeat the first three steps of the “Manually update the BOOTMGR” method. After entering Windows RE. Once inside the advanced options, select “Startup Repair”
Finally, you will restart your computer after the boot repair is complete and the error code 0xc0000428 should have disappeared. If this option does not work you can also follow the steps described in this detailed guide for startup repair .