Engage with developer communities and forums. Sometimes, developers share their experiences, tips, and even alternative ways to obtain or use software.
For those who still want to download the patched version of CCS 5.5, here are some general steps: code composer studio 55 download patched
If you specifically need v5.5.0 , check the "Downloads Archive" section on the TI website . These older versions are still hosted for developers maintaining older projects. Why "Patched" Versions Are Risky Engage with developer communities and forums