installing and try to update firefox with yum
 

try yum for update or install firefox following message generate after runing yum.

Setting up Install Process
Setting up repositories
No Repositories Available to Set Up
Reading repository metadata in from local files
Parsing package install arguments
No Match for argument: firefox
Nothing to do

Look at your third output line, above. Clearly, if you have no repositories configured, you can't get anything from any repositories.

The basic repository definitions should have been set up for you when you installed Fedora. Here's what you should see in /etc:This is what the basic yum configuration file looks like:And here's what the Fedora repository definitions should look like:

if you are using fedora
Firefox 3 ( or 3.5 ) IS INSTALLED be default

It would HELP if you told us WHAT DISTRO YOU ARE USING

installing firefox 3.5 with yum
 

using redhat el4 linux and try yum for update or install firefox following message generate after runing yum.

Setting up Install Process
Setting up repositories
No Repositories Available to Set Up
Reading repository metadata in from local files
Parsing package install arguments
No Match for argument: firefox
Nothing to do

my /etc/yum.conf is empty no idea what to do?
got help of federo but not el4 linux
regards

kashif2131971
i take it you DID NOT pay Red Hat for tech support and for UPDATES . also rhel 4 is old ( 2003) it is supported but getting new code to run in it is near impossible .

i would install CentOS 5.3 . the community supported RHEL clone

or pay Red Hat $$$