My computer's network adapter seems to have stopped working. It's not showing up in Device Manager, and I have no way to connect to any network, wired or wireless. I've tried updating drivers, but it
Descripción del Problema
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10 solucionesCheck DNS Server Configuration
Verify the DNS server settings on your router and individual devices.
Test DNS Resolution
From a connected device (if possible), try pinging an IP address directly (e.g., ping 8.8.8.8) and then a domain name (e.g., ping google.com).
Inspect UPS Status
Check the status lights and battery levels of all UPS units powering network equipment.
Check Building Power
Verify if the entire building or office area has power.
Reboot Core Equipment
Attempt a controlled reboot of the primary network devices, starting with the modem/router.
Inspect Core Equipment
Visually inspect the main router, switch, and firewall for any signs of power loss or error indicators.
Check ISP Status Page
Visit the ISP's website or social media for official status updates.
Contact ISP
Call your internet service provider to inquire about any reported outages in your area.
Replace Aging Hardware
If access points are several years old, consider replacing them with newer, more capable models that support modern Wi-Fi standards.
Update Firmware
Ensure all Wi-Fi access points and routers have the latest firmware installed, as updates often fix bugs and improve performance.
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Preguntas Frecuentes
Preguntas comunes relacionadas con este problema y sus soluciones.
When did the outage begin?
How many devices are typically connected to the Wi-Fi network in the affected areas?
What is the exact error message you are receiving when trying to access servers or shared drives?
How many devices are typically connected to your home network during peak hours?
When do you typically notice the network performance issues?
When did this issue first start occurring?
When do these intermittent issues typically occur?
What is your current internet connection type at home?
How many devices are typically connected to your network during these peak usage times?
Are your friends able to see the guest Wi-Fi network name (SSID)?
Sesiones de Diagnóstico Demo
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Causas Identificadas
Hardware Failure of the Network Adapter
75%The physical network adapter itself may have failed due to age, power surge, or manufacturing defect. This would explain why it's not appearing in Device Manager at all.
Corrupted System Files or Operating System Issue
60%Critical operating system files related to hardware detection or driver management might be corrupted, preventing the network adapter from being recognized. This could be due to a faulty Windows update or malware.
Motherboard or Chipset Issue
40%If the network adapter is integrated into the motherboard, a problem with the motherboard itself or its chipset could be the root cause. This is a more serious hardware issue.
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