Error: 403X-ERR#MHOD HELP

I'm a student and I've been trying to access Matlab online, and I'm getting an error saying, "Access Denied," which says: 403X-ERR#MHOD. It worked fine on May 7th, but it's not working this afternoon. Is there a solution? I need it to review my university classes.

[Cris LaPierre]

You might try some of the browser-based troubleshooting steps provided in this post: https://www.mathworks.com/matlabcentral/answers/2048027-http-error-403-when-visiting-a-file-exchange-website#answer_1358702

[ASMAMAW]

Error: 403X-ERR#MHOD HELP

[ASMAMAW]

Access denied?