There are many problems that the computer can't turn on WiFi. Among them, the physical problem is that the wireless switch is not turned on at all. How can it be connected to WiFi? Here is my method to turn on the computer WiFi wireless switch for your reference.
Method 1 of turning on computer WiFi wireless switch
Click the icon at the bottom right and select "all settings" menu
Then select the "network and Internet" menu, as shown in the figure:
Then select the "WLAN" menu and click "on" in the
Then select a network and enter the password to connect.
Method 2 of turning on computer WiFi wireless switch
For old computers, it will have a manual switch to turn on the WiFi wireless of the computer, which can be turned on.
For some computers, click windows + X, and a dialog box will appear. Click to open wireless.
For some computers, click FN + F5 or FN + F12.
Related reading: analysis of common faults of wireless router
1. Verify whether the cable is safely connected
Sometimes it sounds like most users forget the most complex solution, and then go to the most obvious solution. Someone may accidentally pull or kick a cable, causing the cable to be pulled or loosened. Therefore, all involved cables should be checked to ensure that they are firmly connected.
2. Check for overheating
Like any other electronic device, routers can fall victim to overheating. This overheating may damage the router or make it unstable. Check the temperature of the router to see how hot it is. If it overheats, make sure there is sufficient air flow.
3. The location of the router is very important
If you can't use Wi Fi, you need to try repositioning the router. It shall be ensured that there is no blocking of wireless signals, especially metal objects or equipment that may interfere, such as microwave ovens and radiotelephones. You should also ensure that the router's antenna is in a vertical direction rather than a horizontal position, as the vertical antenna will provide maximum coverage.
4. Change the wireless channel
If you live near an apartment building where most routers are located, the router will be interfered by the signals of other wireless routers on the same channel. Determine and change the best channel in your area to improve the wireless signal (if you have Android devices, Wi Fi overview 360, a mobile app, can help you analyze nearby areas and find the best channel).
5. Restart the router
Although the function of the router is powerful, after a long time of use, the router will get stuck, delayed or even unable to access the Internet. At this time, for ordinary users, restarting the router is the simplest solution. The restart process on most routers is very simple. Unplug the router's power cord, wait for a few seconds, and then plug it back in. The internal cache of the entry-level router is low, After the router is used for a certain period of time, the cache will be too high. At this time, the cache can be released by restarting the router, so as to solve the problem of slow network speed. However, this way can solve the symptoms but not the root cause. Replacing a new wireless router is the fundamental solution.
6. Reset the router to the factory default settings
If there is a serious problem with the configuration, you may need to try to reset the router to the factory default settings. Long press and hold the reset pinhole button on the back of the router (the details will vary from router to router). Remember, after resetting, you need to reset the wireless network name and password