您的 PC 已连接到 Internet，但无法访问Internet，这是每个人在生活中有时都会遇到的一个非常普遍的问题。问题是，为什么这个错误困扰着你？我的意思是，当一切都运行良好时，为什么你突然不得不面对这个错误？
好吧，我们只是说许多边界都可能导致这样的问题，首先是软件更新或新安装，这可能会更改注册表值。有时您的 PC 无法自动获取 IP 或DNS地址，这也可能是驱动程序问题，但不要担心，因为在所有这些情况下，这是一个可以修复的问题，所以不要浪费任何时间，让我们看看如何修复 WiFi已连接但无法访问 Internet(how to Fix WiFi Connected but no Internet Access)。
修复 WiFi 已连接(Fix WiFi Connected)但无法上网(Internet Access)
确保 创建一个还原点(create a restore point) 以防万一出现问题。
方法一：重启电脑和路由器(Method 1: Reboot your Computer and Router)
我们大多数人都知道这个非常基本的技巧。重新启动计算机(Rebooting your computer)有时可以通过重新开始来解决任何软件冲突。因此，如果您宁愿让计算机进入睡眠状态，那么重新启动计算机是一个好主意。
1. 单击开始菜单(Start menu)，然后单击左下角的电源按钮(Power button)。
2.接下来，单击重新启动(Restart)选项，您的计算机将自行重新启动。
计算机重新启动后，检查您的问题是否已解决。
如果您的路由器配置不正确，即使您连接到WiFi(WiFi)，您也可能无法访问互联网。您只需要按路由器上的Refresh/Reset button，或者您可以打开路由器的设置，在设置中找到重置选项。
1. 关闭 WiFi 路由器或调制解调器，然后拔下电源。
2. 等待 10-20 秒，然后再次将电源线连接到路由器。
3. 打开路由器并再次尝试连接您的设备。
方法 2：更新网络适配器驱动程序(Method 2: Update Network Adapter Drivers)
1. 按 Windows 键 + R 并在运行对话框中输入“ devmgmt.msc ”打开(devmgmt.msc)设备管理器。(device manager.)
2. 展开网络适配器(Network adapters)，然后右键单击您的Wi-Fi 控制器 ( Wi-Fi controller )（例如Broadcom或Intel）并选择更新驱动程序软件。(Update Driver Software.)
3. 现在选择“自动搜索更新的驱动程序软件(Search for automatically for updated driver software)”。
4. 现在Windows会自动搜索网络驱动更新(Windows will automatically search for the Network driver update)，如果找到新的更新，会自动下载安装。
5. 完成后，关闭所有内容并重新启动您的 PC。
6. 如果您仍然面临WiFi 已连接但没有 Internet 访问问题(WiFi Connected but no Internet Access issue)，请右键单击您的WiFi并在设备管理器(Device Manager)中选择更新驱动程序(Update driver)。
7. 现在，在更新驱动程序软件 Windows(Update Driver Software Windows)中，选择“浏览我的计算机以查找驱动程序软件。(Browse my computer for driver software.)”
8. 现在选择“让我从计算机上的可用驱动程序列表中进行选择。(Let me pick from a list of available drivers on my computer.)”
9. 尝试从列出的版本更新驱动程序（确保选中兼容硬件）。(update drivers from the listed versions (make sure to checkmark compatible hardware).)
10. 如果上述方法不起作用，请访问制造商的网站(the manufacturer’s website)(the manufacturer’s website)更新驱动程序。
11. 从制造商的网站下载并安装最新的驱动程序，然后重新启动您的 PC。
方法 3：卸载无线驱动程序(Method 3: Uninstall Wireless drivers)
1. 按Windows键 + R，然后输入“ devmgmt.msc ”并按Enter 键(Enter)打开设备管理器。
2.展开网络(Expand Network)适配器并右键单击无线网卡。(Wireless network card.)
3. 选择卸载(Uninstall)，如果要求确认，选择是。
4. 卸载完成后，单击操作(Action)，然后选择'扫描硬件更改。(Scan for hardware changes.)'
5. 设备管理器会自动安装无线驱动。(automatically install the wireless drivers.)
6. 现在，寻找无线网络并建立连接。(establish a connection.)
7. 打开网络和共享中心(Network and Sharing Center)，然后单击“更改适配器设置”。(Change adapter settings.)'
8. 最后，右键单击Wi-Fi并选择禁用。(Disable.)
9. 再次右键单击同一网卡并从列表中选择“启用”。(Enable)
10. 现在右键单击网络图标并选择“疑难解答”。(Troubleshoot Problems.)'
11.让疑难解答自动修复问题。
12. 重新启动以应用更改。
方法四：自动获取IP地址和DNS服务器地址(Method 4: Obtain IP address and DNS server address automatically)
1. 右键单击网络(Network)图标并选择“打开网络和共享中心”。(Open Network and Sharing Center.)'
2. 现在点击您的连接，即您连接的无线网络。
3. 在 Wi-Fi状态(Status)窗口中，单击“属性”。(Properties.)'
4. 选择Internet Protocol Version 4 (TCP/IPv4)并单击属性。(Properties.)
5. 在常规选项卡中，勾选自动获取 IP 地址(Obtain an IP address automatically)和自动获取 DNS 服务器地址。(Obtain DNS server address automatically.)
6.重新启动您的PC，看看您是否能够修复WiFi Connected但无法访问Internet。 (Fix WiFi Connected but no Internet Access. )如果没有，那么您可以切换到 Google DNS 或 Open DNS(switch to Google DNS or Open DNS)，因为它似乎可以为用户解决问题。
Method 5: Try resetting TCP/IP or Winsock
1.右键单击Windows按钮并选择“命令提示符（管理员）。(Command Prompt(Admin).)”
2. 现在输入以下命令并在每个命令后按Enter ：
ipconfig /release
ipconfig /flushdns
ipconfig /renew
3.再次(Again)打开命令提示符(Command Prompt)并一一键入以下命令，然后在每个命令后按Enter：
netsh winsock reset
netsh int ip reset
4. 重新启动以应用更改。
另请阅读：(Also Read:) 如何修复以太网没有有效的 IP 配置错误(How to fix Ethernet doesn’t have a valid IP Configuration Error)
方法 6：从 BIOS 启用 WiFi(Method 6: Enable WiFi from BIOS)
有时上述方法都没有用，因为无线网卡已经在BIOS 中被禁用(disabled from BIOS)，这种情况下，您需要进入BIOS并将其设置为默认值，然后再次登录并通过控制面板进入“ Windows移动中心(Control Panel)”(Windows Mobility Center)可以打开wireless adapter ON/OFF. 查看您是否能够解决 WiFi 连接但没有 Internet 访问问题( resolve WiFi connected but no Internet access problem) ，但如果没有任何效果，请尝试从此处(here)或从此处(from here)更新无线驱动程序。
方法 7：编辑注册表项(Method 7: Edit Registry key)
1. 按Windows键 + R 然后输入“regedit”并回车。
2. 在注册表(Registry)编辑器中，导航到以下键：
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\NlaSvc\Parameters\Internet
3. 搜索键“ EnableActiveProbing ”并将其值设置为1。
(value to 1.
)
4. 最后，重启你的电脑，看看你是否能够修复 WiFi Connected 但无法访问 Internet。(fix WiFi Connected but no Internet Access.)
方法 8：禁用代理(Method 8: Disable Proxy)
1.在Windows 搜索(Windows Search)中键入“互联网属性(internet properties)”或“互联网选项(internet options)”，然后单击“互联网(Internet)选项(Options)” 。
2. 现在转到连接(Connections)选项卡，然后单击LAN 设置。(LAN settings.)
3. 确保选中“自动检测设置(Automatically detect settings)”并且未选中( checked)“使用 LAN 代理服务器(Use a proxy server for LAN)” 。(unchecked.)
4. 单击确定，然后单击应用。
5. 最后，重新启动(Reboot)您的 PC 以保存更改并检查您是否能够 修复 WiFi Connected 但无法访问 Internet。( Fix WiFi Connected but no Internet Access.)
方法 9：运行网络疑难解答(Method 9: Run Network Troubleshooter)
1. 按Windows Key + I 打开设置(Settings)，然后单击更新和安全。( Update & Security.)
2. 从左侧菜单中选择疑难解答。( Troubleshoot.)
3. 在疑难解答下单击Internet 连接( Internet Connections)，然后单击运行疑难解答。(Run the troubleshooter.)
4. 按照屏幕上的进一步说明运行疑难解答。
5. 如果上述方法未能解决问题，请从“疑难解答”(Troubleshoot)窗口中单击“网络适配器( Network Adapter)” ，然后单击“运行疑难解答”。( Run the troubleshooter.)
5. 重新启动您的 PC 以保存更改并查看您是否能够修复 WiFi 连接但没有 Internet 访问问题。 ( fix WiFi Connected but no Internet Access issue. )
方法 10：重置您的网络(Method 10: Reset Your Network)
1. 按Windows Key + I 打开设置(Settings)，然后单击网络和 Internet。( Network & Internet.)
2. 从左侧菜单中选择状态。( Status.)
3. 现在向下滚动并单击底部的网络重置。(Network reset)
4. 再次点击网络重置部分下的“立即重置”。(Reset now)
5. 这将成功重置您的网络，一旦完成，系统将重新启动。
专业提示：扫描您的系统以查找恶意软件(Pro Tip: Scan your system for Malware)
Internet蠕虫是一种恶意软件程序，它以极快的速度从一台设备传播到另一台设备。一旦Internet蠕虫或其他恶意软件进入您的设备，它会自发地产生大量网络流量，并可能导致 Internet 连接问题。因此，请阅读如何解决 Windows 10 上的网络连接问题(How to Troubleshoot Network Connectivity Problems on Windows 10)。因此，请阅读如何解决 Windows 10 上的网络连接问题(How to Troubleshoot Network Connectivity Problems on Windows 10)。因此，建议保持更新的防病毒软件可以经常扫描并从您的系统中删除恶意软件(remove Malware from your system)。
如果您没有任何防病毒软件(Antivirus)，则可以使用 Malwarebytes Anti-Malware从您的 PC中删除恶意软件。(use Malwarebytes Anti-Malware to remove malware)如果您使用的是Windows 10，那么您将拥有很大的优势，因为Windows 10带有一个名为Windows Defender的内置防病毒软件，它可以自动扫描并从您的设备中删除任何有害病毒或恶意软件。
推荐：(Recommended: )如何解决受限访问或无连接 WiFi 问题(How to fix limited access or no connectivity WiFi issues)
就是这样，您已经成功学习了如何修复 WiFi 连接但无法访问互联网，(How to Fix WiFi Connected but no Internet Access,)所以请继续享受您的互联网。
10 Ways to Fix WiFi Connected but no Internet Access
Your PC is connected to the internet but have no aсcess tо the Internet is a pretty common problem that eνeryone sometimes faces in their lives. Τhe questіon is, whу this error haunts you? I mean, whеn everything was working perfectly, then why suddenly you havе to face this error?
Well, let’s just say many perimeters can cause such a problem, the first being software updates or new installation, which might change the registry value. Sometimes your PC can’t obtain IP or DNS address automatically while it can also be a driver issue but don’t worry because in all of these cases, it’s a pretty fixable issue, so without wasting any time, let’s see how to Fix WiFi Connected but no Internet Access.
Fix WiFi Connected but no Internet Access
Make sure to create a restore point just in case something goes wrong.
Method 1: Reboot your Computer and Router
Most of us know about this very basic trick. Rebooting your computer can sometimes fix any software conflict by giving it a fresh start. So if you are someone who would rather put their computer on sleep, restarting your computer is a good idea.
1. Click on the Start menu and then click on the Power button available at the bottom left corner.
2. Next, click on the Restart option and your computer will restart itself.
After the computer restarts, check if your problem is resolved or not.
If your router is not configured properly, you may not be able to access internet even though you’re connected to WiFi. You just need to press the Refresh/Reset button on your router or you can open the settings of your router locate the reset option in setting.
1. Turn off your WiFi router or modem, then unplug the power source from it.
2. Wait for 10-20 seconds and then again connect the power cable to the router.
3. Switch on the router and again try to connect your device.
Method 2: Update Network Adapter Drivers
1. Press Windows key + R and type “devmgmt.msc” in Run dialogue box to open device manager.
2. Expand Network adapters, then right-click on your Wi-Fi controller (for example Broadcom or Intel) and select Update Driver Software.
3. Now select “Search for automatically for updated driver software“.
4. Now Windows will automatically search for the Network driver update and if new update is found, it will automatically download and install it.
5. Once finished, close everything and reboot your PC.
6. If you’re still facing the WiFi Connected but no Internet Access issue, then right-click on your WiFi and select Update driver in Device Manager.
7. Now, in the Update Driver Software Windows, select “Browse my computer for driver software.”
8. Now select “Let me pick from a list of available drivers on my computer.”
9. Try to update drivers from the listed versions (make sure to checkmark compatible hardware).
10. If the above didn’t work then go to the manufacturer’s website to update drivers.
11. Download and install the latest driver from the manufacturer’s website then restart your PC.
Method 3: Uninstall Wireless drivers
1. Press Windows key + R, then type “devmgmt.msc” and hit Enter to open device manager.
2. Expand Network adapters and right-click on the Wireless network card.
3. Select Uninstall, if asked for confirmation, select yes.
4. After uninstallation is complete, click Action and then select ‘Scan for hardware changes.‘
5. The device manager will automatically install the wireless drivers.
6. Now, look for a wireless network and establish a connection.
7. Open Network and Sharing Center and then click on ‘Change adapter settings.‘
8. Finally, right-click on Wi-Fi and select Disable.
9. Right-click again on the same network card and select ‘Enable’ from the list.
10. Now right click on the network icon and select ‘Troubleshoot Problems.‘
11. Let the troubleshooter automatically fix the issue.
12. Reboot to apply changes.
Method 4: Obtain IP address and DNS server address automatically
1. Right-click on the Network icon and select ‘Open Network and Sharing Center.‘
2. Now click on your connection, i.e. the wireless network to which you are connected to.
3. In the Wi-Fi Status window, click on ‘Properties.‘
4. Select Internet Protocol Version 4 (TCP/IPv4) and click Properties.
5. In the General tab, checkmark Obtain an IP address automatically and Obtain DNS server address automatically.
6. Reboot your PC and see if you’re able to Fix WiFi Connected but no Internet Access. If not then you can switch to Google DNS or Open DNS, as it seems to fix the issue for users.
Method 5: Try resetting TCP/IP or Winsock
1. Right-click on the Windows button and select “Command Prompt(Admin).”
2. Now type the following command and press Enter after each one:
ipconfig /release
ipconfig /flushdns
ipconfig /renew
3. Again open Command Prompt and type the following command one by one and hit enter after each one:
netsh winsock reset
netsh int ip reset
4. Reboot to apply changes.
Also Read: How to fix Ethernet doesn’t have a valid IP Configuration Error
Method 6: Enable WiFi from BIOS
Sometimes none of the above will be useful because the wireless adapter has been disabled from BIOS, in this case, you need to enter BIOS and set it as default, then log in again and go to “Windows Mobility Center” through Control Panel and you can turn the wireless adapter ON/OFF. See if you’re able to resolve WiFi connected but no Internet access problem but if nothing works try updating the wireless drivers from here or from here.
Method 7: Edit Registry key
1. Press Windows key + R then type “regedit” and hit enter.
2. In Registry editor, navigate to the following key:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\NlaSvc\Parameters\Internet
3. Search for the key “EnableActiveProbing” and set its value to 1.
4. Finally, reboot your PC, and see if you’re able to fix WiFi Connected but no Internet Access.
Method 8: Disable Proxy
1. Type “internet properties” or “internet options” in Windows Search and click on Internet Options.
2. Now go to the Connections tab and then click on LAN settings.
3. Make sure that “Automatically detect settings” is checked and “Use a proxy server for LAN” is unchecked.
4. Click OK and then click apply.
5. Finally, Reboot your PC to save changes and check if you’re able to Fix WiFi Connected but no Internet Access.
Method 9: Run Network Troubleshooter
1. Press Windows Key + I to open Settings then click on Update & Security.
2. From the left-hand menu select Troubleshoot.
3. Under Troubleshoot click on Internet Connections and then click Run the troubleshooter.
4. Follow further on-screen instructions to run the troubleshooter.
5. If the above didn’t fix the issue then from the Troubleshoot window, click on Network Adapter and then click on Run the troubleshooter.
5. Reboot your PC to save changes and see if you’re able to fix WiFi Connected but no Internet Access issue.
Method 10: Reset Your Network
1. Press Windows Key + I to open Settings then click on Network & Internet.
2. From the left-hand menu select Status.
3. Now scroll down and click on Network reset at the bottom.
4. Again click on “Reset now” under Network reset section.
5. This will successfully reset your network and once it is complete the system will be restarted.
Pro Tip: Scan your system for Malware
An Internet worm is a malicious software program that spreads at a very fast speed from one device to another. Once Internet worm or other malware enters your device, it creates heavy network traffic spontaneously and can cause internet connection problems. Thus, read How to Troubleshoot Network Connectivity Problems on Windows 10. Thus, read How to Troubleshoot Network Connectivity Problems on Windows 10. So, it is advised to keep an updated anti-virus which can frequently scan and remove Malware from your system.
If you don’t have any Antivirus then you can use Malwarebytes Anti-Malware to remove malware from your PC. If you are using Windows 10, then you have a great advantage as Windows 10 comes with a built-in antivirus software called Windows Defender which can automatically scan and remove any harmful virus or malware from your device.
Recommended: How to fix limited access or no connectivity WiFi issues
That’s it you have successfully learned How to Fix WiFi Connected but no Internet Access, so go on enjoy your internet again.
