Trying to install WordPress

Check to make sure you do not have any spaces before <?php or after your ?> tags in the php file you are trying to access.

Thanks for the reply bubel…but it didn’t work…any other possible things that could be causing the problem?

No.
And if you read it more carefully it even tells you exactly where the problem is: which file, which line.

And for some reading: https://www.ads-software.com/search/Warning%3A+Cannot+modify+header+information+-+headers+already+sent+by?forums=1
over 700 hits…

It refers you to two files and lines on the pages…which one is it?

https://codex.www.ads-software.com/Answers-Troubleshooting#Headers_already_sent
See the interpreting the error message, which has also been referred to zillion times.
Search is your best friend!

Thanks so much for your patience and help moshu!