Describe the bug

In Windows 11 when using either the simplified Chinese keyboard or the IMsample keyboard nothing is input into the applications at the cursor after selecting the input from the IMC window for the second application opened.
This was discovered when testing #8593
Two things have been observed by the testers

1. The first application opened whether TSF or not does work correctly. However...
2. When switching apps between apps it does not track focus correctly and no text is input at the cursor point of application when text options are selected from the IMC input window.

Related #6588

Reproduce the bug

Taken from the Windows Acceptance test cases.

• TEST_SIMPLIFIED_CHINESE_SINGLE:
  Using Notepad or equivalent.

  • Type o - The IMX window should appear
  • Choose the 4th option
  • Expected result: 喔

• TEST_SIMPLIFIED_CHINESE_MULTIPLE:
  Using Notepad or equivalent.

  • Type h a n z i - The IMX window will appear and in the top left the letters hanzi will be present
  • Choose the 5th option
  • Expected result: 汉字变换

Related issues

#6588

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Keyman version

16

Operating system

Windows 11

Device

No response

Target application

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Browser

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Keyboard name

simplified chinese

Keyboard version

No response

Language name

No response

Additional context

No response