Dell Inspiron 15 5567 Service Manual
![Dell Inspiron 15 5567 Laptop manual cover](/images/zVgNDlkinpuyUdOmrSjmxzJI/thumbs/thumb175x175.webp)
To connect to a Wi-Fi network, click on the network icon in the system tray, select your preferred network, and enter the password if required.
Check if the power adapter is connected properly and the battery is charged. Try a hard reset by holding the power button for 15 seconds.
Reduce screen brightness, disable unnecessary startup programs, and use power-saving settings in Windows.
Go to Settings > Update & Security > Recovery, and select 'Get started' under Reset this PC. Follow the on-screen instructions.
Visit the Dell Support website, download the latest BIOS update, and run the executable file. Follow the on-screen instructions carefully.
Check the volume settings, update audio drivers from the Device Manager, and ensure no external devices are interfering.
Turn off the laptop, unplug it, remove the battery, and access the RAM slot by unscrewing the back panel. Insert the new RAM module securely.
Power off the laptop, remove the battery, unscrew the back panel, and use compressed air to gently blow out dust from the fan.
Use an HDMI cable to connect your laptop to the external monitor. Press 'Win + P' and select the display mode you prefer.
Press 'Win + R', type 'dxdiag', and press Enter. This will open the DirectX Diagnostic Tool, showing detailed system specifications.