Copy SERA Tools to the Joomla 4 Website

Hi!
Please copy our SERA-Tools from a Joomla 3 website to the new Joomla 4 website.
URLs:
Old site: live.zeitmessungen.ch New site: newlive.zeitmessungen.ch
Of course we want SERA-Tools works as before!

If possible make us a Package to install on other websites!

- Please only professionals
- We don't pay any upfronts or initial costs!
- Further Work welcome