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How to Resolve Keyboard Backlight Issues After a Software Update on Your Acer ALG Gaming Laptop (Model AL15G-52)

Updating your laptop’s software can enhance performance and security, but sometimes it also introduces unexpected issues—such as malfunctioning keyboard backlights. If you’ve recently updated your Acer ALG AL15G-52 gaming laptop and noticed that your keyboard lighting has stopped working, don’t worry. This comprehensive guide will walk you through effective troubleshooting steps to restore your keyboard illumination swiftly and effectively.

Understanding Your Acer ALG AL15G-52 Gaming Laptop

Before diving into the troubleshooting process, let’s briefly review the specifications of your device:

Model: Acer ALG Gaming Laptop (AL15G-52)
Launch Date: June 11, 2024 (India)
Operating System: Windows 11 Home (64-bit)
Display: 15.6-inch Full HD IPS (1920×1080), 60Hz refresh rate
Processor: 12th Gen Intel Core i5-12450H
RAM: 16 GB DDR4 (expandable up to 64 GB)
Storage: 512 GB NVMe SSD (up to 1 TB in some variants)
Graphics: NVIDIA GeForce RTX 3050 with 6 GB GDDR6
Keyboard: Backlit with multi-color illumination and numeric keypad
Other Features: Wi-Fi 6, Bluetooth 5.1, multiple USB ports, HDMI, Ethernet

Troubleshooting Steps for Non-Functional Keyboard Lighting

Verify Hardware Functionality
Confirm that the keyboard backlight was working before the recent update.
Check if other lighting features or RGB settings are accessible via Acer’s dedicated keyboard management software or pre-installed control panel.
Check Keyboard Lighting Settings
Use the Acer Quick Access or PredatorSense software to manually control and enable keyboard backlights.
Ensure that the lighting mode is set to “On” or a color profile that includes backlit illumination.
Sometimes, updates reset or disable custom lighting profiles; reconfigure these settings accordingly.
Update or Reinstall Keyboard Drivers
Navigate to Device Manager (right-click Start, select Device Manager).
Locate the keyboard or system devices related to keyboard control.
Right-click and choose “Update driver.”