Windows 10 has a built-in safe mode that can help you troubleshoot issues with your PC. When you can't login to Windows 10, even in safe mode, it can be a major problem. If you're having trouble logging in to Windows 10, even in safe mode, there are a few things you can try to fix the issue.If you're having trouble logging in to Windows 10, the first thing you should try is to use a different user account. If you have another user account on the PC, you can try to login with that account. If you're able to login with the other account, it means that the issue is with the user account that you're trying to login with.If you don't have another user account on the PC, or if you're still having trouble logging in to Windows 10, you can try to reset your password. To reset your password, you'll need to use a password reset disk. If you don't have a password reset disk, you can create one by using a USB flash drive.Once you have a password reset disk, you can use it to reset your password. To do this, you'll need to boot into Windows 10 safe mode. To do this, you'll need to press the F8 key before Windows 10 starts to load. When you see the Advanced Boot Options menu, you'll need to select Safe Mode.Once you're in Safe Mode, you'll need to insert the password reset disk. Once you've inserted the password reset disk, you'll need to follow the instructions on the screen to reset your password. Once you've reset your password, you should be able to login to Windows 10.If you're still having trouble logging in to Windows 10, you can try to use a third-party utility like Kon-Boot. Kon-Boot is a utility that allows you to login to Windows without entering a password. Kon-Boot is a great option if you're having trouble logging in to Windows 10 because it's easy to use and it doesn't require you to have a password reset disk.To use Kon-Boot, you'll first need to download the utility from the Kon-Boot website. Once you've downloaded Kon-Boot, you'll need to extract the files to a USB flash drive. Once you've extracted the files, you'll need to boot into Kon-Boot. To do this, you'll need to press the F8 key before Windows 10 starts to load. When you see the Advanced Boot Options menu, you'll need to select Kon-Boot.Once you're in Kon-Boot, you'll need to select the Windows 10 operating system. Once you've selected the Windows 10 operating system, you'll need to select the user account that you want to login to. Once you've selected the user account, you'll need to enter the password for the account. Once you've entered the password, you should be able to login to Windows 10.If you're still having trouble logging in to Windows 10, you can try to use a third-party utility like Ophcrack. Ophcrack is a utility that can crack the password for a Windows user account. Ophcrack is a great option if you're having trouble logging in to Windows 10 because it's easy to use and it doesn't require you to have a password reset disk.To use Ophcrack, you'll first need to download the utility from the Ophcrack website. Once you've downloaded Ophcrack, you'll need to extract the files to a USB flash drive. Once you've extracted the files, you'll need to boot into Ophcrack. To do this, you'll need to press the F8 key before Windows 10 starts to load. When you see the Advanced Boot Options menu, you'll need to select Ophcrack.Once you're in Ophcrack, you'll need to select the Windows 10 operating system. Once you've selected the Windows 10 operating system, you'll need to select the user account that you want to login to. Once you've selected the user account, you'll need to enter the password for the account. Once you've entered the password, you should be able to login to Windows 10.