1. Xiaodu WiFi needs to install the driver for normal use. 1. How to download RoCoInst.dll: Copy and paste the RoCoInst.dll file downloaded from the Internet to the location in step 2 (directly overwrite the original system file), use the RoCoInst.dll file of the original system: Copy the RoCoInst.dll file in the system.

2. Paste the RoCoInst.dll file copied above to the location as shown in the picture (xp system); for other operating systems, just find the corresponding folder, paste it and overwrite it. Find "Online" on the desktop Neighbors" icon, right-click on it and select the "Properties" item. Open the "Wireless Network Connection" properties and check the following two options.

3. It was found that the publisher is Mydrivers Information Technology Co., Ltd (ZhengZhou), which is the signature of the driver wizard. It may be that Baidu engineers did not build the driver properly. Please check the device manager. It is found here that the 802.11 n WLAN device has no driver. According to the pop-up window just now, the correct driver path under win7 64bit was found. What should I do if Xiaodu WiFi initialization fails?

4. What should I do if Xiaodu wifii fails to initialize? Open the "Broadband Connection" mouse and check "Allow other network users to access the network through this computer's network connection". It is found here that the 802.11 n WLAN device has no driver. According to the pop-up window just now, I found the correct driver path under win7 64bit.