The drivers were all updated via windows updates so I was confused about the constant driver failure - this is a common problem in this laptop from my research. Uninstalling the driver and then searching for hardware changes was a temporary fix. I've just been repairing my sister Lenovo Yoga 720 - she had some network adapter issues where it would seemingly randomly fail ( qualcomm atheros qca61x4a ) and stop connecting to the WiFi. Hopefully this helps someone with their driver problems. I imagine these issues are not unique to this device. Basically Lenovo/Windows are not delivering the latest updates via windows updates properly in ever case. When the network is not busy, the chip automatically reduces the work frequency and save power, If your network card does not work normally, please check whether its driver is installed correctly, because this network card will not break easily.Hello, I thought I'd share my experience in repairing the driver issues I've uncovered on this laptop.

In addition, it also supports the sleep function. Qualcomm QCA61x4A 802.11ac Wireless Adapter has a very small heat generation and good stability.

Qualcomm QCA61x4A 802.11ac Wireless Adapter supports the latest standard wireless protocols, If you plan to use the computer for a long time, you can consider using this network card. The encryption function will be enabled only when you set it in the control interface of the driver, If you have many wireless routers around you, it is recommended that you use a network card that supports standard wireless protocols to establish a stable network connection with these routers. However, this function is not enabled by default. Qualcomm Atheros manufacturers also take this into consideration, so they add encryption function to Qualcomm QCA61x4A 802.11ac Wireless Adapter, which can encrypt data before transmitting to external devices. The router or wireless network card will not have any impact on it, Nowadays, more and more people are shopping online. Qualcomm QCA61x4A 802.11ac Wireless Adapter has a very strong anti-interference ability, even if there are several wireless devices with the same frequency nearby. Although Qualcomm QCA61x4A 802.11ac Wireless Adapter is a relatively common network card, because of its good compatibility, it can be used in various operating systems, so many people have been using it, For those who like to play online games, it is recommended to choose this network card, because it will not cause your data to be delayed during transmission.

Qualcomm atheros drivers qca61x4a