Autodesk Revit 2021.1.6 Hotfix

Jan 28, 2021 – Autodesk released the Autodesk Revit 2021.1.6 Hotfix

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The Autodesk Revit 2021.1.6 Hotfix is available via the Autodesk Desktop App or via download from the Autodesk subscription site.

Autodesk Revit Revit 2021.1.6 Hotfix

Read the Revit Revit 2021.1.6 Release Notes

See the Release Notes above for important help on install issues.

Software Included

  • Revit 2021 - version
  • Revit Unit Schemas 2021 - version
  • Steel Connections Content for Dynamo 2021 - version 2.6
  • Cloud Models for Revit 2021 - version
  • Generative Design for Revit 2021 - version
  • Personal Accelerator for Revit - version
  • OpenStudio - version 0.1.17

Issues Resolved

Annotation - Text

Improved stability when loading families into the Revit model.


Improved stability when creating assemblies in Revit.

Link Topography

Resolved an issue where linked topography could not be reloaded when using the Desktop Connector version or later.

Linked RVT Files

Improved performance during some sync with central operations, for host models that contain rooms, tags attached to link geometry, and Revit links that contain unloaded nested attached links.

Improved performance during reload latest for models containing Revit links that include unloaded nested attached links.

MEP P&ID Modeler

Resolved an issue where the new pipe segment in P&ID Browser failed to get created in a worksharing environment when there is an update from P&ID drawing.


Improved performance of AppearanceAssetElement editing API.

Options Dialog

Resolved an issue when editing Option>Check Spelling>Additional Dictionary does not work under Windows 11 environment.

Revit Cloud Model (workshared)

Resolved an issue when RevitAccelerator accumulates subscriptions to PubNub channels and thus causes performance degradation at PubNub service.

Fixed an issue in which ownerships on newly-added elements were not relinquished during synchronize with central.


Addressed potential vulnerabilities throughout Revit.

View - Filters

Resolved an issue when 2D elements are missing in the Family Editor.

View Templates

Improved stability when restoring temporary view properties.