Microsoft Pushes Windows 10 20H1 build 18941 for Fast Ring Insiders

Windows 10

Microsoft has rolled out Windows 10 20H1 build 18941 for Windows Insiders in the Fast ring. The latest release includes the updated Korean IME version coupled with bug fixes. Moreover, Microsoft also fixed few lags associated with the usage of Windows 10.

If you are able to view the error code c1900101, then you can assume that the Windows 10 20H1 build 18941 hasn’t installed properly. The Redmond-based software giant had warned that the new update could throw exceptions as reported by other users.

Microsoft also advised users to be careful not to install the Windows 10 20H1 build 18941 on a production system because of the boot loop problem. If you face boot loop issue, then you should manually roll back to the previous build. Microsoft has issued an advisory to users not to install the build because of the reported issues.

The Korean IME version included with Windows 10 20H1 build 18941 offers more secure and reliable computing. The refreshed candidate selection window make use of modern controls alongside clearer typography. The changes are immediately visible for those people who know Korean. The company also integrated an improved algorithm for text prediction while using the touch keyboard. The Windows 10 produces accurate text suggestions based on the text you provide.

If you type fast in NotePad, the Korean IME will stop working. You should restart Notepad if you face the problem. The Windows 10 20H1 build 18941 resolved an issue where explorer.exe would crash if you open the File Explorer search from within the OneDrive folder.

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After the installation of the update, you will view Advanced Windows Update Settings page properly instead of the standard default dashboard. The Settings dialog won’t crash if you select the microphone section located under Privacy settings during an audio recording session.

Anand Narayanaswamy is the editor-in-chief of Netans. He was recognized as a Microsoft Most Valuable Professional (MVP) for 9 years (2002 to 2011) and again as a Microsoft MVP in Surface under Windows and Devices in January 2024. He worked as a Chief Technical Editor with ASPAlliance and was part of ASPInsider program. Anand has published several articles and reviews related to various software and hardware products for various software and technology related websites. He is also active on social media and also participates as an Influencer for various brands. Anand can be reached at

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