<p><span>The Internet Explorer (IE) 11 desktop application </span><strong>will go out of support&nbsp;</strong><span>starting June 15, 2022. Bootstrap framework used for Bookly interface elements in the admin panel, </span><a href="https://blog.getbootstrap.com/2021/05/05/bootstrap-5/#browser-support" target="_blank" rel="noopener" data-mce-href="https://blog.getbootstrap.com/2021/05/05/bootstrap-5/#browser-support">stopped supporting IE since version 5.0</a>&nbsp;<span>and </span><a href="https://wordpress.org/news/2021/05/dropping-support-for-internet-explorer-11/" data-mce-href="https://wordpress.org/news/2021/05/dropping-support-for-internet-explorer-11/">WordPress no longer supports IE 11 starting from version 5.8</a><span>. If you are currently using IE 11, it is strongly recommended that you switch to a more modern browser.</span></p>