Select all the detected registry keys, click , and then delete the detected residual files. Restart your computer and perform a fresh installation. 4. Extract and Run the Installation Files Manually
Temporary or local configuration files prevent the updater from executing properly. 4 Methods to Resolve the Error 1. Use the Official Adobe Acrobat Cleaner Tool acrosup64.dll is not marked for installation
How to Fix "acrosup64.dll is not marked for installation" (Error 2753) Select all the detected registry keys, click ,
If the native Windows uninstaller continues to fail with the acrosup64.dll error, use a third-party uninstaller to force-remove the program and wipe leftover registry entries. Download the free version of Revo Uninstaller. Extract and Run the Installation Files Manually Temporary
Download the official tool from the Adobe Reader and Acrobat Cleaner Tool .
Run the executable and follow the prompts to remove both and Reader . Restart your computer.