You Cannot Turn Off 3D Display While Watching 3Dcontent. (3D Models Only); A Message About An App Asking For Permission To Access A Tv Function Is Displayed; Keyboard; The Message [3D Signal Has Been Detected.]Automatically Appears When 3D Signal Is Detected.(3D Models Only) - Sony XBR-65X900 Instruction Manual

You cannot turn off 3D display while watching 3D
content. (3D models only)
For 3D content displayed with the 3D signal, 3D display cannot be turned off on your TV. Turn 3D
settings off on the connected device (such as a Blu-ray player).
[101] Troubleshooting | Picture (quality)/screen
The message [3D signal has been detected.]
automatically appears when 3D signal is detected.
(3D models only)
Deactivate the [3D signal notification] setting. Press the HOME button, then select [Settings] —
[Picture & Display] — [3D settings] — [3D signal notification] — [Off].
[102] Troubleshooting | Picture (quality)/screen
A message about an app asking for permission to
access a TV function is displayed.
Select whether to allow or deny the app access to the displayed function.
You can check the list of app permissions categorized by TV function and change permission
settings for each app. Press the HOME button, select [Settings] — [Apps] — [App permissions] —
the desired TV function.
[103] Troubleshooting

Keyboard

You cannot operate the current screen after the on-screen
keyboard is displayed.
To return to operation of the screen behind the on-screen keyboard, press the BACK button on the
remote control.
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