Чтобы решить проблему «Wi-Fi не имеет допустимой конфигурации IP» на компьютере Dell, вы можете попробовать следующие методы:

Метод 1: сброс стека TCP/IP и каталога Winsock

1. Press Win + X and select "Command Prompt (Admin)" or "Windows PowerShell (Admin)".
2. Type the following commands one by one and press Enter after each:
   - netsh winsock reset
   - netsh int ip reset
   - ipconfig /release
   - ipconfig /renew
   - ipconfig /flushdns
3. Restart your computer and check if the issue is resolved.

Способ 2: обновить драйвер сетевого адаптера

1. Press Win + X and select "Device Manager".
2. Expand the "Network adapters" section.
3. Right-click on your Wi-Fi adapter and select "Update driver".
4. Choose the option to search for updated drivers automatically.
5. Follow the on-screen instructions to complete the driver update process.
6. Restart your computer and check if the issue is resolved.

Метод 3. Отключите и включите сетевой адаптер

1. Press Win + X and select "Device Manager".
2. Expand the "Network adapters" section.
3. Right-click on your Wi-Fi adapter and select "Disable".
4. Wait for a few seconds, then right-click on the adapter again and select "Enable".
5. Check if the issue is resolved.

Метод 4. Перезапустите службы DHCP и DNS

1. Press Win + R to open the Run dialog box.
2. Type "services.msc" and press Enter.
3. In the Services window, locate the "DHCP Client" service.
4. Right-click on it and select "Restart".
5. Repeat the same steps for the "DNS Client" service.
6. Check if the issue is resolved.

Метод 5: отключить IPv6

1. Right-click on the network icon in the system tray and select "Open Network & Internet settings".
2. Click on "Change adapter options".
3. Right-click on your Wi-Fi adapter and select "Properties".
4. Uncheck the box next to "Internet Protocol Version 6 (TCP/IPv6)".
5. Click "OK" to save the changes.
6. Restart your computer and check if the issue is resolved.