Lenovo Legion Y740S-15IMH Hardware Maintenance Manual
![Lenovo Legion Y740S-15IMH Laptop manual cover](/images/TGFNNwinkWaaoMdTyfXGgeos/thumbs/thumb175x175.webp)
To improve battery life, reduce screen brightness, close unnecessary applications, use battery saver mode, and avoid extreme temperatures. Updating BIOS and drivers may also enhance battery performance.
Ensure adequate ventilation, clean dust from vents, use a cooling pad, and avoid running demanding software for extended periods. Updating thermal management software can also help.
To perform a factory reset, go to Settings > Update & Security > Recovery, and select 'Get started' under 'Reset this PC'. Choose to keep or remove personal files, then follow the prompts.
Slowness can be due to insufficient RAM, malware, or too many background processes. Try updating software, running a virus scan, or upgrading RAM to improve performance.
Use an HDMI or USB-C cable to connect the laptop to the external monitor. Press 'Windows' + 'P' to select the display mode (Duplicate, Extend, or Second screen only).
Check for driver updates, ensure no debris is under the keys, and try rebooting the laptop. If the problem persists, use an external keyboard and contact support.
Visit the Lenovo Support website, download the latest BIOS update for your model, and follow the provided instructions carefully to update the BIOS.
Yes, you can upgrade the RAM. Refer to the hardware maintenance manual for instructions on accessing the RAM slots and ensure compatibility with the new RAM modules.
Ensure Wi-Fi is enabled, restart the router, and run the Windows Network Troubleshooter. Updating the Wi-Fi driver and checking for Windows updates can also resolve connectivity issues.
Update the graphics driver, check for display cable issues, and ensure the refresh rate is set correctly. If the issue persists, consider running a hardware diagnostic test.