Redmond also confirmed compatibility issues with Oracle Virtualbox, Intel's gaming-focused Killer networking software, and the Cốc Cốc browser.ĭue to compatibility issues with the Oracle VirtualBox virtualization software, customers might be unable to start their Virtual machines (VMs) and might receive an error on the latest Windows 11 release, according to Microsoft. Windows 11 also incompatible with VirtualBox and Intel Killer Microsoft is currently working on a fix for this new Windows 11 known issue with an update to address it to be released as part of this month's Patch Tuesday. Some VPN software that uses UDP connections will also likely be affected on systems running SmartByte. 'For example, some websites might load slower than others in affected devices, with videos streaming slower in certain resolutions.' This creates performance and other problems for protocols based on UDP,' Microsoft explained. 'Devices with the affected software might drop User Datagram Protocol (UDP) packets under certain conditions. Microsoft has now also found compatibility issues between the SmartByte networking software and Windows 11, version 21H2, that could lead to slower than expected Internet speeds on impacted devices. Slow-loading websites and streaming problems The app has been the cause of a long stream of user reports mentioning network speed issues since Dell decided to pre-install and enable it by default on some of its laptop models.

SmartByte is a Windows application designed to automatically stabilize the performance and quality of video streaming, downloads, and Internet browsing by prioritizing network packets. Microsoft says Windows 11 customers might experience networking speed issues if Dell's SmartByte software runs on their devices.

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