You just need to replace the logo. and delete the tomcat cache. Unless you are planning to make lot of other changes.
Check this KB.
1586824 - BI 4.0 / 4.1 - How to customize and add company logos to BI Launch Pad / Logon Page
You just need to replace the logo. and delete the tomcat cache. Unless you are planning to make lot of other changes.
Check this KB.
1586824 - BI 4.0 / 4.1 - How to customize and add company logos to BI Launch Pad / Logon Page