--- title: "Leon 195 released" description: "LEON is a web-based aviation software supporting flight operations management and scheduling software for business charter - Try Leon for free" url: "https://www.leonsoftware.com/support/update-center/leon-195-released.html" date: "2026-07-07T10:54:28+00:00" language: "en-GB" --- 14 Jul 2025 [### Update Center ](https://www.leonsoftware.com/index.php?option=com_content&view=category&id=15) # Leon 195 released - [](https://x.com/intent/post?url=http%3A%2F%2Fwww.leonsoftware.com%2Fsupport%2Fupdate-center%2Fleon-195-released.html%3Fmarkdown%3D1&text=) - [](https://www.facebook.com/sharer/sharer.php?u=http%3A%2F%2Fwww.leonsoftware.com%2Fsupport%2Fupdate-center%2Fleon-195-released.html%3Fmarkdown%3D1) - [](https://www.linkedin.com/sharing/share-offsite/?url=http%3A%2F%2Fwww.leonsoftware.com%2Fsupport%2Fupdate-center%2Fleon-195-released.html%3Fmarkdown%3D1) - [](https://api.whatsapp.com/send?text=http%3A%2F%2Fwww.leonsoftware.com%2Fsupport%2Fupdate-center%2Fleon-195-released.html%3Fmarkdown%3D1) We have recently initiated the deployment of a new version of Leon. Over the next coming days, customers will gradually transition to the updated version. If you encounter any functions that are not working as expected, please notify us via the [Customer Portal](https://customer.leon.aero/). ### OPS - It is now possible to set ForeFlight as the default source of flight times in the OPS module. More information [here](https://wiki.leonsoftware.com/updates/ops-flight-time-calculations-from-foreflight-available) - Introduced the ability to request fuel from providers without a predefined email address. In such cases, the user must provide the email address when placing the order. ### Sales - A new permission 'SALES - Quote Invoice' has been added to control access to issuing and editing invoices in the Sales module. ### Sched - Implemented support for DEI 8 Traffic rights restrictions in the generation of ASM and SSM messages. More information [here](https://wiki.leonsoftware.com/updates/sched-introduced-support-for-ssim-element-dei8) ### Crew training - Added the option to define a separate revalidation window after a certificate has expired. Previously, the revalidation window applied only before expiration. - Added a new certificate revalidation policy "End of base month". This policy extends certificate validity to the end of the Initial month. More information [here](https://wiki.leonsoftware.com/updates/crew-certificates-introduced-the-new-revalidation-policy-end-of-base-month) ### Phonebook - A new column has been added to the contacts list to display the unique contact ID. In addition to the features mentioned above, changes have been made to Leon API, which can be reviewed in the provided [changelog](https://bitbucket.org/leondevteam/api-documentation/src/master/changelogs/changelog-195.txt). ## Latest from update center [29 Jun 2026 ## Leon 220 released ](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=1183:leon-220-released&catid=15) [15 Jun 2026 ## Leon 219 released ](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=1181:leon-219-released&catid=15) [01 Jun 2026 ## Leon 218 released ](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=1176:leon-218-released&catid=15) [18 May 2026 ## Leon 217 released ](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=1172:leon-217-released&catid=15) ### Subscribe and Follow Us Below to Stay up to Date ![flight schedule software](https://www.leonsoftware.com/images/svg_icons/arrow-swirl-w.svg) ## Schema ```json { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.leonsoftware.com" }, { "@type": "ListItem", "position": 2, "name": "Support", "item": "https://www.leonsoftware.com/?Itemid=711" }, { "@type": "ListItem", "position": 3, "name": "Update center", "item": "https://www.leonsoftware.com/support/update-center.html" }, { "@type": "ListItem", "position": 4, "name": "Leon 195 released", "item": "https://www.leonsoftware.com/support/update-center/leon-195-released.html" } ] } ```