If this is the case, you may want to consider replacing the device’s screen using this guide. I have attached the Problem Reporting Files Below. If increasing the brightness does not work to bring up the clarity of the display, it may be because of a faulty or broken screen on the device. Graphics: Intel HD Graphics 5500 with VRAM of 1536mbġ) Extracted DSDT From Clover using F4 FunctionĢ) Moved the DSDT file from Origin to Patched in EFI Directoryģ) Patched DSDT using MaciASL ( Lenovo Ideapad-100) & ( Brightness Fix (Haswell/Broadwell))ġ) Graphics> ig-platform-id:0x16260006, Inject Intel & Inject EDIDĢ) Kernel and Kext Patches> ġ) I have Installed ACPI Backlight Kext from Rehabman's Repoġ) Brightness Slider in System Preferencesġ) Laptop Screen is not changing Brightness at all although the slider is there Any software or support resources provided by Lenovo are made available AS IS and. This product is no longer being actively supported by development (End of Development Support) and no further software updates will be provided. It very dim and it wont turn up no matter what I do Ive - Lenovo IdeaPad Z500 Laptop Computer - question. Brightness Setting Tool for Windows 10 (64-bit) - IdeaPad S405 - Lenovo Support US. The Brightness Adjustments has WORKED before in macOS Sierra but I am unable to make it work again now. my lenovo z500 has a screen brightness issue. I have reinstalled macOS Sierra a couple of times in my laptop. Building a CustoMac Hackintosh: Buyer's Guide

Lenovo ideapad brightness issue