# REMINDER: 3DEXPERIENCE Launcher for 3DEXPERIENCE Platform On-Premises — Certificate Expiration on April 4, 2026 Important Reminder: 3DEXPERIENCE Launcher - Certificate Expiration on April 4, 2026 **Important Reminder:** As previously [announced](https://www.3ds.com/support/documentation/resource-library/3dexperience-launcher-3dexperience-platform-premises "Dassault Systèmes 3DEXPERIENCE Launcher Certificate expiration") **on** **May 5, 2025**, **3D**EXPERIENCE Launcher version 25.15.1871 (certificate expiration date: April 4, 2026) is the final **3D**EXPERIENCE Launcher version that will be made available by Dassault Systèmes. **Upgrading the 3DEXPERIENCE Launcher is no longer required for supported on-premises 3DEXPERIENCE Platform release levels as documented in** [**QA00000103358**](https://support.3ds.com/knowledge-base/?q=docid:QA00000103358 "Dassault Systèmes 3DEXPERIENCE Launcher management - on-premise customer > QA00000103358"). If you anticipate being affected, please follow one of the actions (labeled either 1- or 2-) available in [**QA00000103358**](https://support.3ds.com/knowledge-base/?q=docid:QA00000103358 "Dassault Systèmes 3DEXPERIENCE Launcher management - on-premise customer > QA00000103358"). Need Assistance? Our support team is here to help you make the most of our software. Whether you have a question, encounter an issue, or need guidance, we've got your back. [Contact support](/support/contact-your-support-center) [Submit a request via 3DSupport App](https://dspart004-eu1-partners-ifwe.3dexperience.3ds.com/#dashboard:0b021cdc-9e58-47c3-8527-3d2314c48683/tab:3DSupport)