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Unable to save display settings if the system has "OneKey Theatre" features


If user changes any display settings (i.e. brightness, contrast … etc) in the video driver properties in a system with OneKey Theatre, the settings will be reset after system restart.


The above symptom may occur on the following systems:

System with OneKey Theatre features such as IdeaPad Y450, Y550, Y650


If user would like to save the video settings, the workaround is to disable the OneKey Theater feature or simply remove the OneKey Theater program.

Steps for disable the OneKey Theater program:

1. Press Win+R to run the MSCONFIG

Fig. 1

2. Uncheck the OnekeyDM Application in the list

3. Click OK and restart.


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  • Alias ID: 126111090009272
  • Document ID: HT062570
  • Last Updated :26 Mar 2014
  • © 2015 Lenovo