# Patch release announcement: Kolibri v0.15.9! **URL:** \ **Category:** Announcements\ **Tags:** releases\ **Created:** [December 1, 2022, 2:05pm UTC](https://community.learningequality.org/t/patch-release-announcement-kolibri-v0-15-9/2643 "2022-12-01T14:05:48Z")\ **Posts on this page:** 1\ **Page:** 1
**Author:** ![laura](https://yyz1.discourse-cdn.com/flex035/user_avatar/community.learningequality.org/laura/32/69_2.png) [@laura](https://community.learningequality.org/u/laura)\ **Post date:** [December 1, 2022, 2:05pm UTC](https://community.learningequality.org/t/patch-release-announcement-kolibri-v0-15-9/2643/1 "2022-12-01T14:05:49Z")
Kolibri v0.15.9 features several performance updates and bug fixes. [Download it here](https://learningequality.org/download) and read more about the changes: ### Added - Specified pre-commit hook python version to 3.10 - Added Python3.11 to supported python versions ### Fixed - Fixed PDF completion issues - Fixed learner-facing metadata display of content duration - Fixed “Mark as complete” functionality to allow learners to mark resources as complete when allowed by the resource - Disable forward/back buttons on EPUB renderer until locations are properly loaded - Fix issue that causes learners to skip every other question in an exercise - Fix searchbox outline - Fix title spacing in app bar - Fix bookmark data loading issues that caused inaccurate bookmark display ### Changed - Changed **init**.py from 5 tuple to 3 - Set a max width on Library main content grid to display properly on extra large monitors - Remove “All options” from filters in Learn search/filtering side panel - Switch display of the completion modal to require both completed progress and the resource to be finished - Add tests to assert totalattempts behaviour - Display completion modals only on first completion, and allow user to reopen the modal if needed - Update category search for each level to be searchable - Update KDS to 1.4.1