Fully unlocked routers command a significantly higher price on the secondhand market.
: Ensure your device is a genuine Huawei unit. Check for the FCC ID: 2ACPY-B311221 on the label; counterfeit units often fail the unlocking process or have poor antenna quality. US Compatibility : Even when unlocked, the B311-221 Unlock Firmware
Place a SIM card from a different carrier into the router and power it on. Fully unlocked routers command a significantly higher price