Hi EdwinPinto, Welcome to Meraki Community 🙂   Point 1 - Engineering level support, if available, will only be provided for critical security vulnerabilities until the hardware reaches its EOST date and when reported to Cisco Meraki Technical Support.   https://meraki.cisco.com/meraki-support/policies/#product-end-of-life-eol-policy https://documentation.meraki.com/General_Administration/Firmware_Upgrades/Cisco_Meraki_Firmware_EOL_Policy_FAQ     Point 2 - You can check the firmware restrictions here - https://documentation.meraki.com/General_Administration/Firmware_Upgrades/Product_Firmware_Version_Restrictions   Max. runnable version for MX65 - MX 18.1***. In this case the latest firmware version is MX18.107.12 - containing latest security updates Go To Organization --> Firmware upgrade --> Select any MX firmware version "Release Notes"   Point 3 - Warranties and End-of-Life Information -https://documentation.meraki.com/General_Administration/Other_Topics/Returns_(RMAs)_Warranties_and_End-of-Life_Information   Point 4 - What are my options if I want to upgrade devices? From the dashboard go to ‘Help’ > ‘Get help’ > scroll down to ‘Cisco Meraki Sales’ for contact information. The Cisco Meraki sales team will be able to better advise on the best suited model to replace your device with regards to your network requirements.   If you have any questions, please don't hesitate to contact us. ... View more