The Autodesk Civil 3D 2022.2.1 Update fixes the following issues:

Reports
Fixed an issue in which the Volume Report would not open when selecting the Display XML report check box in the Report Quantities dialog box.
Fixed an issue in which the Volume Report would not open when Internet Explorer was uninstalled. Please perform the following steps to resolve this issue. Install the Civil 3D 2022.2.1 Update. Back up the following three .xsl files: earthwork.xsl (default location: C:\ProgramData\Autodesk\C3D 2022\enu\Data\Quantities Report Style Sheets\xsl) NumberFormatting.xsl (default location: C:\ProgramData\Autodesk\C3D 2022\enu\Data\Quantities Report Style Sheets\scripts) StationFormatting.xsl (default location: C:\ProgramData\Autodesk\C3D 2022\enu\Data\Quantities Report Style Sheets\scripts) Download new versions of the three .xsl files from the Autodesk Knowledge Network and add them to the same locations as listed in step 2. Restart Civil 3D. Note: If the Volume Report does not work as expected after performing the above steps, please restart your computer.
Fixed an issue in which the Volume Report would not produce the expected results when selecting the Mass Haul - Multiple Materials.xsl or Select Material.xsl style sheet. Please perform the following steps to resolve this issue. Install the Civil 3D 2022.2.1 Update. Back up the following two .xsl files: Mass Haul - Multiple Materials.xsl (default location: C:\ProgramData\Autodesk\C3D 2022\enu\Data\Quantities Report Style Sheets\xsl) Select Material.xsl (default location: C:\ProgramData\Autodesk\C3D 2022\enu\Data\Quantities Report Style Sheets\xsl) Download new versions of the two .xsl files from the Autodesk Knowledge Network and add them to the same location as listed in step 2. Restart Civil 3D. Note: If the Volume Report does not work as expected after performing the above steps, please restart your computer.

Security
This update contains a security update for Autodesk Civil 3D 2022.2. Learn More.

Note: 64-bit Microsoft® Windows® 11 is now supported for Civil 3D 2022.2.1. It is not supported for earlier versions of Civil 3D 2022.

Note: Civil 3D 2022.2 Update needs to be installed as a prerequisite for this update.

Installation

Detailed installation information can be found in the Autodesk Civil 3D installation help topics.

• It is recommended that you first install all Microsoft® Windows® updates prior to installing the update.
• Please close all applications prior to installing the update.
• If your team works in a multi-seat stand-alone environment, you can repeat this basic installation process for each computer seat. Alternatively, an administrator can create a deployment.

Uninstall This Update

This update can be uninstalled through the Program and Features section of the Microsoft® Windows® Control Panel.

Follow these instructions to uninstall this update on a single computer.

1. In Windows Control Panel > Uninstall a Program, select View Installed Updates.
2. Under the Autodesk Civil 3D 2022 heading, right-click Autodesk Civil 3D 2022.2.1 Update and choose Uninstall.