Microsoft says the bug affects Windows 10 client versions 21H2, 21H1, 20H2, and Windows Server 20H2. Windows 11 users and customers using only one input language, are not affected.

How do I type in a different Language in Windows 11? After you are done installing a new keyboard input language, for example, Chinese, you can type in that language on Windows 11/10.

Microsoft has addressed a known issue triggered by recent Windows 10 updates that caused the Input Indicator and Language Bar not to appear in the notification area.

Learn how to type in Korean on Windows 11/10. For this, you can install the Korean language and select the Korean keyboard layout.