Windows 10, version 1607 and Windows Server 2016 known issues
Microsoft lists 1 open issue for Windows 10, version 1607 and Windows Server 2016. Below is every issue Microsoft has listed for this version, with the update that caused it and when it was resolved.
| Issue | Status | Caused by | Opened | Resolved or updated |
|---|---|---|---|---|
| SQL Server linked server connections might remain open | Confirmed | OS Build 14393.9612, KB5126868, 2026-10-13 | 11 November 2026 | 11 November 2026 |
| Users might be unable to sign in to OWA or send emails on Exchange Server | Resolved KB5131291 | OS Build 14393.9612, KB5126868, 2026-10-13 | 10 November 2026 | 10 November 2026 |
| USB audio devices might fail to start or produce no sound | Resolved KB5131291 | OS Build 14393.9512, KB5123099, 2026-09-08 | 10 November 2026 | 10 November 2026 |
| Remote Desktop Services might stop responding after Sept. 2026 security update | Resolved KB5129239 | OS Build 14393.9512, KB5123099, 2026-09-08 | 11 September 2026 | 14 September 2026 |
| Incorrect notifications that "Microsoft Defender Antivirus is turned off" | Resolved | N/A | 28 August 2026 | 30 September 2026 |
| Windows Server Update Services sync operations might have issues or time out | Resolved | N/A | 18 July 2026 | 20 July 2026 |
| Deleting a file from the Recycle Bin displays an internal filename in the dialog | Resolved KB5099535 | OS Build 14393.9234, KB5094122, 2026-06-09 | 18 June 2026 | 14 July 2026 |
| Domain controllers may restart repeatedly after installing April security update | Resolved KB5091572 | OS Build 14393.9060, KB5082198, 2026-04-14 | 17 April 2026 | 19 April 2026 |
| Connection and authentication failures in Azure Virtual Desktop and Windows 365 | Resolved | OS Build 14393.8783, KB5073722, 2026-01-13 | 14 January 2026 | 17 January 2026 |
| Message Queuing (MSMQ) might fail with the December 2025 Windows security update | Resolved KB5074974 | OS Build 14393.8688, KB5071543, 2025-12-09 | 13 December 2025 | 18 December 2025 |
| Smartcard authentication issues might occur with the October 2025 Windows update | Resolved | OS Build 14393.8519, KB5066836, 2025-10-14 | 18 October 2025 | 23 October 2025 |
Source: Microsoft's release health page for Windows 10, version 1607 and Windows Server 2016. Dates are in UTC.
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