> For the complete documentation index, see [llms.txt](https://docs.ifreeq.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.ifreeq.com/faqs.md).

# FAQs

- [Device Development](https://docs.ifreeq.com/faqs/device-development.md)
- [Cloud Module](https://docs.ifreeq.com/faqs/device-development/cloud-module.md)
- [Wi-Fi Module](https://docs.ifreeq.com/faqs/device-development/cloud-module/wi-fi-module.md)
- [Zigbee Module](https://docs.ifreeq.com/faqs/device-development/cloud-module/zigbee-module.md)
- [BLE Module](https://docs.ifreeq.com/faqs/device-development/cloud-module/ble-module.md)
- [GPRS Module](https://docs.ifreeq.com/faqs/device-development/cloud-module/gprs-module.md)
- [NB-IoT Module](https://docs.ifreeq.com/faqs/device-development/cloud-module/nb-iot-module.md)
- [Dual-mode Module](https://docs.ifreeq.com/faqs/device-development/cloud-module/dual-mode-module.md)
- [Other Module Issues](https://docs.ifreeq.com/faqs/device-development/cloud-module/other-module-issues.md)
- [Access Mode SoC](https://docs.ifreeq.com/faqs/device-development/access-mode-soc.md)
- [MCU Access Mode](https://docs.ifreeq.com/faqs/device-development/mcu-access-mode.md)
- [Wi-Fi General Solution](https://docs.ifreeq.com/faqs/device-development/mcu-access-mode/wi-fi-general-solution.md)
- [Zigbee General Solution](https://docs.ifreeq.com/faqs/device-development/mcu-access-mode/zigbee-general-solution.md)
- [BLE General Solution](https://docs.ifreeq.com/faqs/device-development/mcu-access-mode/ble-general-solution.md)
- [BLE Single-point Solution](https://docs.ifreeq.com/faqs/device-development/mcu-access-mode/ble-general-solution/ble-single-point-solution.md)
- [BLE Mesh General Solution](https://docs.ifreeq.com/faqs/device-development/mcu-access-mode/ble-general-solution/ble-mesh-general-solution.md)
- [Other Issues of BLE Solution](https://docs.ifreeq.com/faqs/device-development/mcu-access-mode/ble-general-solution/other-issues-of-ble-solution.md)
- [NB-IoT General Solution](https://docs.ifreeq.com/faqs/device-development/mcu-access-mode/untitled-1.md)
- [Other Issues of MCU Access Mode](https://docs.ifreeq.com/faqs/device-development/mcu-access-mode/other-issues-of-mcu-access-mode.md)
- [Module SDK Development](https://docs.ifreeq.com/faqs/device-development/untitled-2.md)
- [BLE Chip SDK(single point)](https://docs.ifreeq.com/faqs/device-development/untitled-2/ble-chip-sdk-single-point.md)
- [Linux General SDK](https://docs.ifreeq.com/faqs/device-development/untitled-2/linux-general-sdk.md)
- [NB-IoT Chip SDK](https://docs.ifreeq.com/faqs/device-development/untitled-2/nb-iot-chip-sdk.md)
- [Wi-Fi Chip SDK](https://docs.ifreeq.com/faqs/device-development/untitled-2/wi-fi-chip-sdk.md)
- [Others about Module SDK](https://docs.ifreeq.com/faqs/device-development/untitled-2/others-about-module-sdk.md)
- [Other Issues of Device Development](https://docs.ifreeq.com/faqs/device-development/other-issues-of-device-development.md)
- [Smart Product Solution](https://docs.ifreeq.com/faqs/smart-product-solution.md)
- [Electrical](https://docs.ifreeq.com/faqs/smart-product-solution/electrical.md)
- [Outlet](https://docs.ifreeq.com/faqs/smart-product-solution/electrical/outlet.md)
- [Scenario Switch](https://docs.ifreeq.com/faqs/smart-product-solution/electrical/untitled-1.md)
- [Switch](https://docs.ifreeq.com/faqs/smart-product-solution/electrical/untitled-2.md)
- [Lighting](https://docs.ifreeq.com/faqs/smart-product-solution/lighting.md)
- [Wi-Fi Lighting](https://docs.ifreeq.com/faqs/smart-product-solution/lighting/untitled.md)
- [Zigbee Lighting](https://docs.ifreeq.com/faqs/smart-product-solution/lighting/untitled-1.md)
- [Bluetooth Lighting](https://docs.ifreeq.com/faqs/smart-product-solution/lighting/untitled-2.md)
- [Other Issues of Lighting](https://docs.ifreeq.com/faqs/smart-product-solution/lighting/untitled-3.md)
- [Lock](https://docs.ifreeq.com/faqs/smart-product-solution/lock.md)
- [BLE Lock](https://docs.ifreeq.com/faqs/smart-product-solution/lock/ble-lock.md)
- [NB-IoT Lock](https://docs.ifreeq.com/faqs/smart-product-solution/lock/nb-iot-lock.md)
- [Wi-Fi Lock](https://docs.ifreeq.com/faqs/smart-product-solution/lock/wi-fi-lock.md)
- [Zigbee Lock](https://docs.ifreeq.com/faqs/smart-product-solution/lock/zigbee-lock.md)
- [Other Issues of Lock](https://docs.ifreeq.com/faqs/smart-product-solution/lock/other-issues-of-lock.md)
- [Sensor](https://docs.ifreeq.com/faqs/smart-product-solution/sensor.md)
- [Gateway](https://docs.ifreeq.com/faqs/smart-product-solution/gateway.md)
- [BLE Gateway](https://docs.ifreeq.com/faqs/smart-product-solution/gateway/ble-gateway.md)
- [Wireless Gateway](https://docs.ifreeq.com/faqs/smart-product-solution/gateway/wireless-gateway.md)
- [Zigbee Gateway](https://docs.ifreeq.com/faqs/smart-product-solution/gateway/zigbee-gateway.md)
- [Other Issues of Gateway](https://docs.ifreeq.com/faqs/smart-product-solution/gateway/other-issues-of-gateway.md)
- [IPC](https://docs.ifreeq.com/faqs/smart-product-solution/ipc.md)
- [Infrared Products](https://docs.ifreeq.com/faqs/smart-product-solution/infrared-products.md)
- [Infrared remote control](https://docs.ifreeq.com/faqs/smart-product-solution/infrared-products/infrared-remote-control.md)
- [Infrared Capability Introduction](https://docs.ifreeq.com/faqs/smart-product-solution/infrared-products/infrared-capability-introduction.md)
- [Infrared Code Library](https://docs.ifreeq.com/faqs/smart-product-solution/infrared-products/infrared-code-library.md)
- [Sweeper](https://docs.ifreeq.com/faqs/smart-product-solution/sweeper.md)
- [Household Appliances](https://docs.ifreeq.com/faqs/smart-product-solution/household-appliances.md)
- [Pet Supplier](https://docs.ifreeq.com/faqs/smart-product-solution/pet-supplier.md)
- [BLE Mesh Typical Solution](https://docs.ifreeq.com/faqs/smart-product-solution/ble-mesh-typical-solution.md)
- [BLE Mesh Lighting Solution](https://docs.ifreeq.com/faqs/smart-product-solution/ble-mesh-typical-solution/ble-mesh-lighting-solution.md)
- [BLE Mesh Electrical Solution](https://docs.ifreeq.com/faqs/smart-product-solution/ble-mesh-typical-solution/ble-mesh-electrical-solution.md)
- [BLE Mesh Sensor Solution](https://docs.ifreeq.com/faqs/smart-product-solution/ble-mesh-typical-solution/ble-mesh-sensor-solution.md)
- [BLE Mesh General Solution](https://docs.ifreeq.com/faqs/smart-product-solution/ble-mesh-typical-solution/ble-mesh-general-solution.md)
- [Products](https://docs.ifreeq.com/faqs/products.md)
- [Electric](https://docs.ifreeq.com/faqs/products/electric.md)
- [Smart Switch](https://docs.ifreeq.com/faqs/products/electric/smart-switch.md)
- [Smart Plug](https://docs.ifreeq.com/faqs/products/electric/smart-plug.md)
- [Curtain Controller](https://docs.ifreeq.com/faqs/products/electric/curtain-controller.md)
- [Lighting](https://docs.ifreeq.com/faqs/products/lighting.md)
- [Security](https://docs.ifreeq.com/faqs/products/security.md)
- [E202/203 Smart Lock](https://docs.ifreeq.com/faqs/products/security/e202-203-smart-lock.md)
- [More](https://docs.ifreeq.com/faqs/more-faqs.md)