RGB values are not displayed

[yamato7]

RGB values are not displayed after installation.
When you press the button in the image below, the RGB values of the image should be displayed as a percentage, but they may not be displayed.

If it is not displayed, use the shortcut "F" to switch to full screen display and it will be displayed.

Confirmation environment
Win10 Lightroom6.5
Win11 Lightroom7
Japanese version