The error "acrosup64.dll is not marked for installation" (often labeled as Error 2753) typically happens because of corrupted leftovers from a previous Adobe installation or a conflict between 32-bit and 64-bit components. The Most Effective Fix: Full Clean & Manual Install
The community consensus is that standard uninstalling isn't enough; you must wipe the "ghost" files first. Run the Adobe Cleaner Tool: Download and run the Acrobat Cleaner Tool.
Select "Reader" or "Acrobat" (whichever you're trying to fix) and let it remove all registry keys and temp files. Manually Delete AppData Folders:
Press Win + R, type %LocalAppData%, and delete the Adobe folder. Do the same for %AppData% (Roaming) and %ProgramData%. Use an Offline Installer:
Instead of the standard web installer, use the Adobe Reader Enterprise/Offline Installer.
Pro Tip: If the installer still fails, use a tool like 7-Zip to extract the .exe files and manually run the AcroRead.msi found inside. Advanced Workarounds If the steps above don't work, try these "deep" fixes:
Extract and Patch: If you are deploying via GPO or SCCM, manually extract the MSI and the MSP (patch) file into a new folder. Use the command line msiexec /a [path_to_msi] /p [path_to_msp] to administrative-install the patched version into a flat folder before running the final setup.
Disable the Update Service: If the error pops up during daily use (not just installation), go to Services.msc, find "Adobe Acrobat Update Service," and set it to Disabled to stop the broken update loop.
Registry Check: Ensure there are no lingering keys for older versions (like Acrobat XI) under HKEY_LOCAL_MACHINE\SOFTWARE\Adobe.
Are you trying to do a fresh personal install, or are you deploying this across a network using SCCM? error the file acrosup64.dll is not marked for installation
regedit and navigate to:HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\[User SID]\Componentsacrosup64.dll.msizap (Microsoft tool) cautiously.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 Adobe Acrobat Cleaner Tool to remove the corrupted install and reinstalling the software fresh will permanently resolve the issue. acrosup64.dll is not marked for installation
acrosup64.dll is often loaded by the print spooler or a system tray app.
Win + R, type services.msc, hit Enter.CutePDF, PrimoPDF, or AcroTray.This is a non-critical system error but a critical application error. It is a definitive sign of software corruption rather than malware or hardware failure. The most efficient resolution is to bypass the standard installer logic by using the vendor-provided cleanup tool (AcroCleaner) followed by a fresh installation of the software.
The "acrosup64.dll is not marked for installation" error is a Windows Installer state mismatch, almost always caused by leftover Adobe installation data. It is fixable without reinstalling Windows.
Recap of the most reliable fixes:
By methodically working through the solutions above, you will clear the error, save hours of frustration, and get back to using your Adobe software normally. Always remember to back up critical data before editing the registry or running system-level repairs.
If this guide helped you, consider sharing it with others who encounter the same cryptic message—they’ll thank you for saving their sanity.
The error "acrosup64.dll is not marked for installation" (often labeled as Error 2753) typically occurs when trying to install, update, or uninstall Adobe Acrobat or Acrobat Reader. It usually signifies that a leftover file or registry key from a previous installation is conflicting with the current process. 🛠️ Primary Fixes
Use the Adobe Cleaner Tool: This is the most successful solution. Download the Acrobat Cleaner Tool to completely remove all traces of Adobe products before attempting a fresh install. Manually Delete AppData: Uninstall Adobe via the Control Panel. Navigate to C:\Users\%userprofile%\AppData.
Delete the Adobe folder from Local, LocalLow, and Roaming directories. Restart your computer and try the installation again.
Offline Installer: Use the full offline installer rather than the standard web installer to bypass common download-related setup errors. 💻 Advanced Troubleshooting The error "acrosup64
Manual File Removal: If you cannot uninstall, manually delete the Acrobat DC or Reader folder found in C:\Program Files (x86)\Adobe or C:\Program Files\Adobe.
SFC Scan: Corrupted system files can trigger DLL errors. Run sfc /scannow in an Administrative Command Prompt to repair Windows system files.
Microsoft Install/Uninstall Troubleshooter: Use the Microsoft Program Install and Uninstall troubleshooter to fix corrupted registry keys that block updates. 🔍 Key Context error the file acrosup64.dll is not marked for installation
acrosup64.dll is not marked for installation — a tiny ghost in Program Files, an unused whisper. Windows lists it in a column of red, a filename like a forgotten prayer, its version number worn thin by updates that never called its name.
I tried to double-click the promise, to coax a registry key, to give it life; it answered only with a silent error code, a polite refusal: not selected, not needed. The installer skipped past like a tram that never stops at the platform where it waits.
Maybe it was once a bridge between apps, a loader for dreams in 64-bit light, or just a stub, a stubby guardian of features nobody asked for. Now it sleeps in shadowed folders, marked only by timestamps and small cruor of bytes.
If I could mark it for installation, I'd write a script in soft insistence, set flags, flip bits, bless its metadata. But machines are choosers: they install what they want, and some fragments of code become elegies — silent .dlls lying comatose, waiting for somebody to care enough to press Install.
The error message "Error 2753: The File 'acrosup64.dll' is not marked for installation" typically occurs when installing or updating Adobe Acrobat Adobe Reader
. It indicates that the Windows Installer has encountered a conflict with a specific DLL file, often due to corrupted registry keys or leftover files from a previous installation. Recommended Fixes 1. Use the Adobe Acrobat Cleaner Tool
This is the most common and effective solution. It removes all traces of previous installations that might be causing the "not marked for installation" conflict. Download the official Acrobat Cleaner Tool often due to:
Run the tool and select the product version you are trying to fix.
Restart your computer and try installing the application again using an offline installer 2. Manually Clear AppData Folders
If the cleaner tool doesn't work, manual removal of cached files may be necessary: Uninstall Adobe via the Control Panel Navigate to C:\Users\%username%\AppData In each of the folders, find and delete the Restart your PC before re-attempting the installation. 3. Advanced Registry Cleanup (For Experienced Users)
If you are comfortable with the Windows Registry, you can search for and delete specific product keys that are stuck. and navigate to: HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\ Look for keys starting with
(common for Adobe products) or any folder that mentions "Adobe" or "Acrobat" inside its registry values.
Back up your registry before deleting anything, as mistakes can cause system instability. 4. Repair Visual C++ Redistributables
Sometimes, missing or corrupted dependencies cause DLL errors. Adobe Help Center Control Panel > Programs and Features Microsoft Visual C++ Redistributable (specifically versions from 2013 onwards). Select each one and click Adobe Help Center Summary of Causes error the file acrosup64.dll is not marked for installation 4 Jan 2015 —
Troubleshooting Guide: "acrosup64.dll is not marked for installation" Error
1. File Identity
acrosup64.dll2. Root Cause The phrase "not marked for installation" is a generic Windows Installer error. It occurs when the installer attempts to process a component but the installation logic dictates that the component should not be installed, often due to:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData) believes the file is already present or in a state that conflicts with the current operation.