The network icon on the taskbar has a yellow warning number, and there will be problems with the Internet. Typically disabling, enabling a local connection solves the problem. If you want to completely solve the problem, you also need to be based on specific troubleshooting reasons.
Method/Step
Encountered this problem first of all solve the problem of network, right click on the Internet identification (wired and wireless are the same processing) → Open Network and Sharing Center
Network and Sharing center → change adapter settings
Use the right mouse button to click on the problematic connection icon → Disable
You can then resolve the problem by enabling it.
And then go to Device Manager to see if the NIC is in a state of energy saving?
Use Win+r to run, enter: Devmgmt.msc return (enter) to open Device Manager.
Open network adapter → find network card (wired or wireless) → Properties
Remove the power-saving function before checking check check → OK
Of course, there are many other factors that will lead to this failure, hardware: Network lines, plugs, sockets, routers. Software: Bad software, network card drivers are possible, and even some planning tasks is one of the causes of the problem, users need to be checked out.
The above is the taskbar network icon has a yellow warning number of solutions to introduce, I hope to help you!