Operating system: Windows and macOS (up to 10.14, no M1 support)
Go to the download page. https://www.painterartist.com/en/pages/download/ Click Painter Essentials 7 (64-bit Windows) or Painter Essentials 7 (64-bit Mac).
Download and install the trial version on your system.
Start the installation of the application.
When prompted for a valid serial number to unlock the trial, enter the serial number you purchased.
This will unlock the trial version of the software and turn it into a fully licensed copy.