Bug 494552

Summary: Duplicate brightness sliders for laptop screen after updating to Plasma 6.2.
Product: [Plasma] Powerdevil Reporter: username85312
Component: generalAssignee: Plasma Bugs List <plasma-bugs>
Status: RESOLVED DUPLICATE    
Severity: minor CC: natalie_clarius, nate
Priority: NOR    
Version: 6.2.0   
Target Milestone: ---   
Platform: openSUSE   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:
Attachments: Brightness and Color widget menu showing two sliders for "Built-in Screen" set to different values.

Description username85312 2024-10-11 16:27:15 UTC
Created attachment 174699 [details]
Brightness and Color widget menu showing two sliders for "Built-in Screen" set to different values.

SUMMARY
After updating to Plasma 6.2 there are now two brightness sliders for built-in screen.
Adjusting the bottom slider also moves the top slider. 
Adjusting the top slider also changes screen brightness and has no effect on the bottom slider.

STEPS TO REPRODUCE
1. Open Brightness and Color widget

OBSERVED RESULT
There are two sliders for the same device

EXPECTED RESULT
There is a single slider as in Plasma 6.1.

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: OpenSUSE Tumbleweed, 6.11.2-1
KDE Plasma Version: 6.2.0, Wayland
KDE Frameworks Version: 6.6.0 
Qt Version: 6.7.3

ADDITIONAL INFORMATION
There's one device in /sys/class/backlight.
Comment 1 Nate Graham 2024-10-11 18:15:56 UTC

*** This bug has been marked as a duplicate of bug 493844 ***