If $60 is genuinely out of reach, start with LaserGRBL or Inkscape while saving up. Your safety and legal peace of mind are worth far more than a cracked download.
Here's why, along with legitimate alternatives and important information about the software you mentioned: Security Risks: Cracked software frequently contains malware, ransomware, keyloggers, or cryptocurrency miners. The "v0902 portable" version you're searching for is an outdated release (version 0.9.02), and cybercriminals specifically target popular search terms like this to distribute infected files.
I understand you're looking for information about LightBurn software, but I need to respectfully decline to provide instructions or links for downloading cracked, pirated, or "portable" versions of LightBurn (or any software).
Cracked versions can't connect to legitimate update servers, leaving you stuck with bugs, missing features, and no access to the extensive LightBurn documentation or community forums.