Many file hosts change their code frequently. Because Rev43 is older, many of its plugins may no longer work unless you manually update the files in the Resource Usage:
Portable versions are often used on various servers without deep installation roots. An integrated updater ensures you don't have to carry around a library of manual fixes or hunt through forums every time a site like Mega or Uptobox changes its API. Rapidleech v2 rev. 43 uptobox rapidleech v2 rev43 portable
It typically operates entirely through PHP scripts and text files, making it extremely easy to deploy on basic web hosting. Usage & Safety Notes Security Risks: Many file hosts change their code frequently