Which version of PHP Dev4Press Updater plugin requires?
Dev4Press Updater plugin requires one of the following PHP versions: . The plugin might work with older PHP versions, but they are no longer tested or supported.
Which version of WordPress Dev4Press Updater plugin requires?
Dev4Press Updater plugin requires one of the following WordPress versions: 4.7, 4.8, 4.9, 5.0, 5.1, 5.2, 5.3, 5.4, 5.5, 5.6. The plugin might work with older WordPress versions, but they are no longer tested or supported.
Which version of ClassicPress (WordPress fork) Dev4Press Updater plugin requires?
Dev4Press Updater plugin requires one of the following ClassicPress versions: 1.0, 1.1, 1.2.
How old is Dev4Press Updater plugin?
Dev4Press Updater plugin is 11 years, 5 months old.
When was Dev4Press Updater plugin first version released?
Dev4Press Updater plugin was first released on May 3, 2010.
Where can I find list of changes in all Dev4Press Updater plugin releases?
The detailed changelog for Dev4Press Updater plugin is available here: Dev4Press Updater Changelog.
Can I translate Dev4Press Updater plugin to my language?

Yes. POT file is provided as a base for translation in the root folder for each plugin. Translation files should go into languages directory, and WordPress must be set to your language to load the file. As an alternative, translation file can go into wp-content/languages/plugins directory.

The file name for translated and compiled MO file must be the same as POT file with the addition of language code: {plugin-name}-{language-code}.mo.

You can check out this for translating plugins using POEdit program:
support.dev4press.com/kb/article/translating-plugins-or-themes-using-poedit

Does Dev4Press Updater plugin works with WordPress MultiSite installations?

Yes. Plugin must be activated as Network Wide.