The file acrosup64.dll is an utilized during installation configuration, updates, and cloud synchronization processes. When a Windows Installer package ( .msi ) runs, it references an internal file sequence and a component state table.
Which specific (e.g., Acrobat Pro DC, Adobe Reader 2020) are you trying to install? What operating system version are you currently running?
If you prefer not to uninstall the software, you can attempt to force the Windows Installer to reset the state of the components.
If the standard installation package crashes, you can manually extract the Microsoft Installer ( .msi ) file using an extraction utility like 7-Zip. Download the offline Adobe executable installer ( .exe ).
Standard uninstallation through the Control Panel often leaves behind traces that cause this error. Adobe provides a dedicated cleanup utility to wipe the system clean.
4. Use Revo Uninstaller to force removal 5. Extract MSI and install manually 6. Disable antivirus temporarily
The acrosup64.dll file manages 64-bit installer configurations. If the registry claims the file exists but the physical file is missing (or vice versa), the installer aborts with Error 2753.
Type cmd and press Ctrl + Shift + Enter to open an elevated Command Prompt.
For enterprise environments with SCCM (System Center Configuration Manager), you can create a task sequence that includes running AcroRead.msi and the corresponding .msp file manually.
is a common Windows Installer issue that prevents users from installing, updating, or uninstalling Adobe Acrobat or Adobe Acrobat Reader DC. This error usually triggers when the installer script encounters conflicted registry paths or cached installation files left behind by previous software iterations.
The error "acrosup64.dll is not marked for installation" is a classic example of a Windows Installer state error. While it can be frustrating, it is rarely a sign of a virus or hardware failure. In 90% of cases, using the official to remove the corrupted install and reinstalling the software fresh will permanently resolve the issue.
Go up one level and check the Local and LocalLow folders; delete any folders there as well. 2. Registry Cleanup (Advanced) Press Win + R , type regedit , and hit Enter. Back up your registry first ( File > Export ).
This method involves editing the Windows Registry. Incorrect changes can damage your operating system. Only proceed if you're comfortable with Registry Editor.
Right-click the downloaded file and select . Follow the on-screen prompts to select Acrobat or Reader . Choose the option to remove all traces. Restart your computer. 2. Perform a Fresh, Full Installation