Most of these devices use a "Hidden" update page (usually at 192.168.1.1/update.html ) or a specific manufacturer tool like the QFIL or MediaTek Flash Tool .
After reboot, check:
Given the 4glte prefix, there is a high probability this string relates to or a specific System-on-Chip (SoC) component used in IoT (Internet of Things) devices, routers, or gateways. 4glte5mh07c03mv2250 patched
Sometimes, patches add new features or functionality to a device, extending its utility and lifespan. Most of these devices use a "Hidden" update