These plugins are not just trial versions. When activated after a purchase they become premium plugins.
Options for Twenty Seventeen Premium / Trial
options-for-twenty-seventeen-premium.1.1.7.zip (26Kb)
Options for Twenty Twenty Premium / Trial
options-for-twenty-twenty-premium.1.3.0.zip (19Kb)
Options for Twenty Nineteen Premium / Trial
options-for-twenty-nineteen-premium.1.1.5.zip (12Kb)
SideMenu Premium / Trial
sidemenu-premium.1.1.2.zip (13Kb)
WP Accounts Premium
wp-accounts-premium.1.0.8.zip (13Kb)
How to install a plugin .zip file?
Always remember to run a full backup of your website’s database and filesystem before installing anything!