Olá CNT LM
Deu o mesmo erro após remover o antivírus.
Tentei instalar o cumulativo de dezembro e mesmo assim não foi, tanto pelo windows update quanto pelo catalog (2020-12 Cumulative Update for Windows Server 2019 for x64-based Systems (KB4592440))
Info CBS INSTALL index: 56, phase: 2, result 2, inf: flpydisk.inf
Info CBS Doqe: Recording result: 0x80070002, for Inf: flpydisk.inf
Info CBS DriverUpdateInstallUpdates failed [HRESULT = 0x80070002 - ERROR_FILE_NOT_FOUND]
Info CBS Doqe: Failed installing driver updates [HRESULT = 0x80070002 - ERROR_FILE_NOT_FOUND]
Info CBS Perf: Doqe: Install ended.
Info CBS Failed installing driver updates [HRESULT = 0x80070002 - ERROR_FILE_NOT_FOUND]
Error CBS Startup: Failed while processing non-critical driver operations queue. [HRESULT = 0x80070002 - ERROR_FILE_NOT_FOUND]
Info CBS Startup: Rolling back KTM, because drivers failed.
Info CBS Setting ExecuteState key to: CbsExecuteStateStageDrivers | CbsExecuteStateFlagRollback | CbsExecuteStateFlagDriversFailed
Info CBS SetProgressMessage: progressMessageStage: -1, ExecuteState: CbsExecuteStateStageDrivers | CbsExecuteStateFlagRollback | CbsExecuteStateFlagDriversFailed, SubStage: 0
Info CBS Progress: UI message updated. Operation type: Update. Stage: 1 out of 1. Rollback.
Info CBS Setting original failure status: 0x80070002, last forward execute state: CbsExecuteStatePrimitives
Info CBS SetProgressMessage: progressMessageStage: -1, ExecuteState: CbsExecuteStateStageDrivers | CbsExecuteStateFlagRollback | CbsExecuteStateFlagDriversFailed, SubStage: 1
Info CBS Progress: UI message updated. Operation type: Update. Stage: 1 out of 1. Rollback.