With any large release, follows a smaller one, collecting all the fruit dropped behind! This release fixes some major bugs seen in v1.5.7, in addition to a new customization feature.
In case you didn't read the previous release notes, you may access it from here: Kotobee v1.5.7 Platform Release / 2th June 2019.
Custom Tab Icons
You may now add your own image icons to your custom tabs, overriding the default icons.
The custom tabs will appear in the tab bar of the reader. This is only effective for ebook apps: ebooks exported from Kotobee Author as web apps, desktop apps, chrome apps, mobile apps, or SCORM packages.
You may download this version (or revert to older verisons) from https://www.kotobee.com/products/author/versions.