Gm220-s !exclusive! | Firmware

Roll back recent operating system updates that might block low-level hardware access.

Locate the system tools menu. Depending on your software version, look for labels such as , Firmware Upgrade , or Maintenance . Step 4: Upload and Flash Firmware Gm220-s

Always click Export Configuration to save your .cfg file before flashing. This preserves your VLAN IDs and Wi-Fi settings. Roll back recent operating system updates that might