Helpful details
Include your Windows version, Display Dimmer version, monitor model, connection type, and whether DDC/CI is enabled in the monitor menu.
Support
Get support for Display Dimmer
Need help with brightness control, DDC/CI, docks, HDR, schedules, app rules, or gamma fallback? Send the details and we’ll help troubleshoot.
Send a support request
This creates an email draft in your default mail app so you can review it before sending.
External monitors
Docks, KVMs, USB-C adapters, DisplayLink, HDR, and monitor menu settings can affect hardware brightness control.
Troubleshooting first
The troubleshooting hub covers common DDC/CI, brightness reset, dock, and HDR issues.
Open troubleshooting guide