3 Methods to Fix Lenovo Laptop Screen Dim Issue


Recently, we received a report from some Lenovo laptop users. In the reports, they said that the screen on the Lenovo laptop went very dim. This issue happens after they accidentally pressed a wrong key or updated the Operating System. In this case, the brightness of the screen turns so low and hurts the eyes.

This dim issue on a Lenovo laptop is indeed annoying for the users. It makes them inconvenience to work in front of the laptop. If you experience this dim issue on your Lenovo laptop, you can follow the methods from us in order to fix the dim issue on Lenovo laptop.

3 Methods to Fix Lenovo Laptop Screen Dim Issue

But even so, you don’t have to worry too much. Here are three methods that can help you make your screen light up again:


Method 1 – Update graphics driver

In many cases, the culprit of dim laptop screen problem is the faulty graphics drivers. You need to update the graphics driver to the latest and correct version. But if you don’t have time, patience or computer skills to deal with drivers (since it is very tricky and time-consuming), we recommend you using Driver Easy.

Driver Easy will automatically recognize your system and find the correct drivers for it. You don’t need to know exactly what system your computer is running, you don’t need to risk downloading and installing the wrong driver, and you don’t need to worry about making a mistake when installing.

You can update your drivers automatically with either the FREE or the Pro version of Driver Easy. But with the Pro version it takes just 2 clicks (and you get full support and a 30-day money back guarantee):

a) Download and install Driver Easy.

b) Run Driver Easy and click Scan Now button. Driver Easy will then scan your computer and detect any problem drivers.

c) Click the Update button next to your graphics driver to automatically download the correct version of this driver (you can do this with the FREE version). Or click Update All to automatically download and install the correct version of all the drivers that are missing or out of date on your system (this requires the Pro version – you’ll be prompted to upgrade when you click Update All).

Method 2 – Press brightness-up key when starting up

This is another fast and easy yet effective option to fix your dim lenovo laptop screen.

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a) Completely shut down your Lenovo laptop.

b) Press the power button to start up your laptop. In the meantime, press and hold the brightness-up key on the keyboard, which is usually a function key (F1-F12).

c) After the start-up, you can see the screen of your Lenovo laptop has been brightened up.

Method 3 – Modify Registry

You can also change a Registry value to fix your dim screen problem. But please note that Registry editing is very risky in that any misoperation can bring about unexpected consequences. You should always be very careful about modifying registry. Besides, it is also strongly recommended that you back up your Registry before you go ahead to the steps below.

Please also note that you need to update your graphics driver before you perform this method.

a) Press Win and R keys on your keyboard at the same time to open Run dialog. Then type “regedit” and hit Enter. This will open Registry Editor.

b) On Registry Editor, use the registry hive on the left hand side to navigate to the location




c) Find FeatureTestControl and double click on it.

d) Change the value data to “f048” and then hit OK.

e) After that, close the Registry Editor. Reboot your laptop and see if the problem resolves.

If none of the methods above get your Lenovo laptop screen back to normal, you may need to consider the dim screen problem as a hardware problem. You can contact Lenovo official support and see if they can offer any further assistance.

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The dim issue on your Lenovo laptop should have gone by now. You can start using the laptop like usually. We hope it helps you a lot. If the error persists, you can try to contact the Lenovo support to get the detail information about it.

For queries or suggestions, don’t hesitate to contact us. Thank you for reading!

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