Usually, no. However, major version updates (e.g., v2.3 to v2.5) may reset to factory defaults. Always back up your settings via Web UI: Administration -> Backup -> Export Settings .
When you connect the JMR1140 to a Windows laptop via USB cable: jiofi jmr 1140 software download
Remember these golden rules:
[Current Date] Supported OS: Windows 7/8/10/11, macOS (via virtual machine for driver install), Android (via Self-Care app) Usually, no