This error related to Internet Explorer could occur due to third party extensions on the computer. Mshtml.dll is a Windows system files.
When exactly does Internet Explorer crash? Is it while accessing any website?
Mshtml.dll is at the heart of Internet Explorer and takes care of its HTML and Cascading Style Sheets (CSS) parsing and rendering functionality.
Let’s verify if add-ons are the cause of the issue. Follow the methods:
Refer to the link to manage add-ons on Internet Explorer:
Refer to the section “Turning off and removing add-ons“
From the same link, you may also check if disabling “Enhanced Protected Mode” resolves the issue.
Check if you still find the same error on the webpage. If yes, proceed to the next method.
I would suggest you to check if the issue still persists in safe mode with networking. Follow the steps:
Refer to the link to boot the computer in safe mode with networking:
Check if Internet Explorer crashes. If not, proceed to the next step.
Let’s place the computer in a clean boot state and find out the cause of the issue.
You can refer to the link to place the computer in a clean boot state:
“How to perform a clean boot to troubleshoot a problem in Windows Vista, Windows 7, or Windows 8”
Refer to the section “Windows 8”
You can refer the section “How to determine what is causing the problem by performing a clean boot” to check for the application or program that is causing this issue:
Note: Please refer section: How to reset the computer to start as usual after troubleshooting with clean boot of the Kb article to boot the computer in normal startup after fixing the issue.
Please let us know if the issue still persists.