Where did you install Firefox from? Help Mozilla uncover 3rd party websites that offer problematic Firefox installation by taking part in our campaign. There will be swag, and you'll be featured in our blog if you manage to report at least 10 valid reports!

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

When I try to open my yahoo mail I get bad request comment and it won't open.

  • 1 reply
  • 22 have this problem
  • 2 views
  • Last reply by cor-el

more options

I downloaded latest version and it will not open my att yahoo email. Comment in upper left corner is "bad request". I have to go to Safari to open my email. Why??? It worked fine before.

I downloaded latest version and it will not open my att yahoo email. Comment in upper left corner is "bad request". I have to go to Safari to open my email. Why??? It worked fine before.

All Replies (1)

more options

Clear the cache and the cookies from sites that cause problems.

"Clear the Cache":

  • Firefox > Preferences > Advanced > Network > Offline Storage (Cache): "Clear Now"

"Remove the Cookies" from sites causing problems:

  • Firefox > Preferences > Privacy > Cookies: "Show Cookies"