Windows 10: lenovo yoda 920 brightness issues.

hi, after an update on my lenovo yoga 920 i have had issues with my brightness. i will attempt to adjust it through, the button, and every other way to alter brightness. when i do this the bar moves but the brightness does not change. i had this problem before and was able to fix it through driver updates however this does not work now.

:)

 

lenovo yoda 920 brightness issues.

hi, after an update on my lenovo yoga 920 i have had issues with my brightness. i will attempt to adjust it through, the button, and every other way to alter brightness. when i do this the bar moves but the brightness does not change. i had this problem
before and was able to fix it through driver updates however this does not work now.

 

lenovo yoda 920 brightness issues.

Hi,

My name is Angel. I am an Independent Advisor. Thank you for posting in Microsoft Community.

Press Windows key + X

Click Device Manager

Expand Display adapters

Right click the current display adapter

Click Properties

Click Driver tab

Click Rollback driver if the option is available

If not

Right click the current display adapter

Click Uninstall

Check the box that says, "Delete the driver software for this device.”

Exit Device Manager

Restart

Go to Start -> Settings -> Update & security, then Check for updates and install any available updates.

Source:

https://answers.microsoft.com/en-us/windows/for...

Hope the information provided is useful. If the issue persists, reply here and we will be glad to help you.

Angel.

 

Brightness issues

Hello,

Thank you for visiting Microsoft Community and providing us with the detailed description about the issue.

As per the description, I understand that you are experiencing issue with Brightness settings after upgrading to Windows 10 in the system.

I certainly understand your concern and will try my best to help you.

There is a possibility that this issue might have occurred due to incompatible or corrupt display drivers or the brightness settings are not correct in the system.

I would suggest you to try the following methods and check if it helps.

Method 1:

To check for the brightness settings, please follow the steps given below and check if it helps.

• 
  Press “Windows + C” keys on the keyboard.
  
• 
  In the search box, type
  Power Options.
  
• 
  Click on Power options, and under any plan, click
  Change plan settings.
  
• 
  Click Change advanced power settings.
  
• 
  In the list, expand Display, and then expand
  Enable adaptive brightness.
  
• 
  To turn adaptive brightness on or off when your computer is running on battery power, click
  On battery, and then, in the list, click On or
  Off.
  
• 
  To turn adaptive brightness on or off when your computer is plugged into an outlet, click
  Plugged in, and then, in the list, click On or
  Off.
  
• 
  Click Apply. Click
  OK.
  

If the issue persists, follow method 2

Method 2:

Step 1:
Update the Display driver.

Please follow the steps given below to update the display driver.

• 
  Press Windows key + X when you are at desktop.
  
• 
  Select Device Manager.
  
• 
  Expand Display adapters.
  
• 
  Right-click the display driver and click
  Update Driver Software.
  
• 
  Select Search Automatically for Updated Driver Software.
  

Step 2:

Check if there are any updates for display drivers available in Optional Updates; this might fix the issue. Refer to the following steps.

• 
  At the Start screen, type Windows Update.
  
• 
  Click or tap Settings on the right side of the screen, and then select Install optional updates from the left results.
  
• 
  When the Windows Update control panel opens, click on “Check for Updates” on the top left corner to receive a fresh list of updates.
  

Also see: Download and install drivers

http://windows.microsoft.com/en-ca/windows-8/all-drivers

The above steps holds good for Windows 10 as well.

I hope this information is helpful.

Please do let us know if you need any further assistance, we will be glad to assist you.

Thank you.