Firmware Gm220s Hot [patched]

Before seeking new firmware, try these physical fixes to lower the operating temperature:

: For units that overheat and freeze, community-developed scripts like the GM220-S Modem Restarter firmware gm220s hot

Since many of these units have a USB port, plugging in a tiny 5V silent fan and pointing it at the vents can drop temperatures by 10-15°C instantly. Before seeking new firmware, try these physical fixes