02/18/2026 08:51:31.489 Logger: Removing old logfile : Install_2025-12-29_132331_11124-11136.log 02/18/2026 08:51:31.504 WebClient: WebClient(000001FD97AA25D0): useWinHttp: true 02/18/2026 08:51:31.504 WebClient: WebClient(000001FD97AA25D0): Beginning Async Download, id=[ECSConfigJSON], highPri=[true], Uri=[https://ecs.office.com/config/v1/ODSP_Sync_Client/26.012.0119.0002?UpdateRing=Prod&OS=Win&OSVer=10.0.17763&OSSku=7&clientid=d1870c44-ade9-cf31-e481-66ec1c9fe10f] 02/18/2026 08:51:31.566 WebClient: WebClient(000001FD97AA25D0): Background thread started 02/18/2026 08:51:31.566 WebClient: WebClient(000001FD97AA25D0): Download attempt #1 (max 0) 02/18/2026 08:51:31.566 WebClient: WebClient(000001FD97AA25D0): BeginDownloadAttempt: using URLMon 02/18/2026 08:51:31.566 WebClient: WebClient(000001FD97AA25D0): BeginDownloadAttempt: using WinHTTP instead of URLMon 02/18/2026 08:51:31.566 WebClient: WebClient(000001FD97AA25D0): DownloadToStream: WinHttpCrackUrl returned hr=0x00000000. 02/18/2026 08:51:31.568 WebClient: WebClient(000001FD97AA25D0): DownloadToStream: WinHttpOpen returned hr=0x00000000. 02/18/2026 08:51:31.568 WebClient: WebClient(000001FD97AA25D0): DownloadToStream: WinHttpConnect returned hr=0x00000000. 02/18/2026 08:51:31.568 WebClient: WebClient(000001FD97AA25D0): DownloadToStream: WinHttpOpenRequest returned hr=0x00000000. 02/18/2026 08:51:32.178 WebClient: WebClient(000001FD97AA25D0): DownloadToStream: WinHttpSendRequest returned hr=0x00000000. 02/18/2026 08:51:32.178 WebClient: WebClient(000001FD97AA25D0): DownloadToStream: WinHttpReceiveResponse returned hr=0x00000000. 02/18/2026 08:51:32.178 WebClient: WebClient(000001FD97AA25D0): DownloadToStream: WinHttpQueryHeaders returned 1 with http code 304. 02/18/2026 08:51:32.178 WebClient: WebClient(000001FD97AA25D0): DownloadToStream: Response headers are 2396 bytes long. 02/18/2026 08:51:32.960 WebClient: WebClient(000001FD97AA25D0): DownloadToStream: SHCreateStreamOnFileEx returned hr=0x00000000. 02/18/2026 08:51:32.960 WebClient: WebClient(000001FD97AA25D0): DownloadToStream: IStream Write of 0 bytes with hr=0x00000000. 02/18/2026 08:51:32.960 WebClient: WebClient(000001FD97AA25D0): WaitForDownloadAttempt() 02/18/2026 08:51:32.960 WebClient: WebClient(000001FD97AA25D0): WaitForMultipleObjects() TryCompleted was signaled. 02/18/2026 08:51:32.960 WebClient: WebClient(000001FD97AA25D0): Download attempt #0 result hr=0x00000000 02/18/2026 08:51:32.960 WebClient: WebClient(000001FD97AA25D0): Background thread exiting, hr=0x00000000 02/18/2026 08:51:33.127 WebClient: WebClient(000001FD97AA25D0): destroyed