Microsoft says that computers with Realtek or Qualcomm Bluetooth radios might have issues discovering and connecting to Bluetooth devices after installing or updating to Windows 10 version 1903 because of outdated drivers.

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To make sure that their Windows 10 computers can find and connect to all Bluetooth devices after applying the Windows 10 May 2019 Update, users can check with their device's 'manufacturer (OEM) to see if an updated driver is available and install it.'

Qualcomm users have to install a Bluetooth driver version greater than 10.0.1.11, while systems with Realtek radios need their drivers to be updated to versions greater than 1.5.1011.0.

According to Microsoft, this issue affects both client and server platforms, with users who have installed the May 2019 Update on Windows 10 and Windows Server to potentially experience Bluetooth connectivity problems.

Update block added to stop users from updating affected systems

Microsoft also added a Windows 10 May 2019 Update block to make sure that none of the affected computers can be updated to the latest Windows version which is not compatible with out-of-date Realtek and Qualcomm Bluetooth drivers.

'To safeguard your update experience, we have applied a compatibility hold on devices with affected driver versions for Realtek or Qualcomm Bluetooth radios from being offered Windows 10, version 1903 or Windows Server, version 1903 until the driver has been updated,' says Microsoft.

Redmond also advises impacted Windows users to not apply the Windows 10 May 2019 Update manually 'using the Update now button or the Media Creation Tool' before updating their system's Bluetooth drivers and the update is being automatically provided via the Windows Update system.

This will prevent the Bluetooth connectivity loss caused by the outdated drivers from surfacing and it makes it possible for impacted Windows computers with Realtek and Qualcomm radios to connect to Bluetooth devices until the Windows 10 version 1903 update is applied.

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As further detailed in the issue's description, 'Microsoft is working with Realtek and Qualcomm to release new drivers for all affected system via Windows Update.'

Other Windows 10 May 2019 Update known issues

Microsoft also shared that users with machines featuring Qualcomm wireless network adapters may experience occasional loss of Wi-Fi connectivity after installing the Windows 10 May 2019 Update because of older network drivers.

Driver's manual. Also, as Redmond states, users cannot install Windows 10 version 1903 on computers with AMD Ryzen or AMD Ryzen Threadripper processors that have AMD RAID drivers prior to 9.2.0.105 and configured in SATA or NVMe RAID mode.

Kenwood usb devices driver download for windows 10 iso. Out-of-date BattlEye anti-cheat software will also prevent users from updating to the latest Windows 10 release with the update not to be 'offered to those PCs until the incompatible version of Battleye is removed or replaced.'

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