Security News > 2021 > December > Microsoft fixes installation issues in new Windows 11 dev build

Microsoft has addressed a long list of issues and added more Windows 11 start menu customization options with the release of Windows 11 Insider Preview Build 22509 to the Dev Channel.
The most critical issues fixed in this new development build led to update and installation problems that blocked Windows 11 users from deploying new builds.
"Fixed an issue that was causing some Insiders to see error 0x8007001f when trying to upgrade to recent Dev Channel builds," the Windows Insider team said.
Last but not least, this Windows 11 build also addresses an issue leading to Wi-Fi connection losses after resuming from a sleep state.
Exe to crash sometimes when closing a snap group of 3 or more windows in Task View.
You can find the complete list of changes, improvements, and bug fixes included with today's Windows 11 dev build in the Windows Insider team's blog post.
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